34 Popular Bangladesh Fish, Prawn, Shrimp, Crab & Mariculture Varieties with Actionable Farmer Solutions (Strictly Separate from Crop Classification)
| Fisheries Class β― Sub-Class | Species & Variety / Cultivar | Agency & Water Layer | Water Bodies | Stocking Rate & Water Params | Pond Prep & Feed FCR | Actionable Disease Rx | Duration & Yield |
|---|---|---|---|---|---|---|---|
| π Carp & Cyprinid Aquaculture β― Indian Major Carps (Rui, Catla, Mrigal, Kalibaush) | BFRI Subarna Rui (G4 Improved Strain) Rui (Rohu) (Labeo rohita) β¨ +20.12% faster growth than local hatchery Rohu, reddish-golden scales, zero inbreeding depression, derived from Halda Γ Jamuna Γ Brahmaputra diallel cross. | BFRI Middle Column (2β5 ft) | pondcanal penrice fish | 12β15 fingerlings/decimal (3,000β3,700/ha) in 3-layer carp polyculture; Fingerling size: 10β12 cm (30β50g). Loamy/Clay-loam pond basin; Depth 5.0β7.0 ft; DO β₯ 5.0 mg/L; pH 7.5β8.5; TAN < 0.5 mg/L; Temp 25β32Β°C; Secchi 25β35 cm. | 28β30% Crude Protein floating pellet OR Mustard Oil Cake (35%) + Auto Rice Bran (50%) + Fishmeal (14%) + Vitamin-Mineral Premix (1%) @ 3%β1.5% BW/day; Target FCR 1.45. Agricultural Lime (CaCO3) 1.0 kg/decimal + Dolomite 200 g/decimal at pond prep; Urea 100 g + TSP 75 g/decimal fortnightly to maintain natural zooplankton. | Argulus (Fish Lice): Stop urea, remove bamboo poles, apply Lime 500 g/dec + Salt 500 g/dec; EUS / Tail Rot: CIFAX / Potassium Permanganate 15β20 g/dec + Oxytetracycline 50 mg/kg feed for 7 days. | 24β30 kg/decimal (6.0β7.5 MT/ha) in semi-intensive polyculture. 240 Days November β February (7β8 months culture); Marketable weight: 900g β 1,400g. |
| π Carp & Cyprinid Aquaculture β― Indian Major Carps (Rui, Catla, Mrigal, Kalibaush) | WorldFish Genetically Improved Rohu (G3 Strain) Rui (Rohu) (Labeo rohita) β¨ +37% faster weight gain in commercial polyculture ponds across Jashore, Mymensingh & Rajshahi; DNA-pedigreed family selection from Halda, Padma & Jamuna founders. | WorldFish Middle Column (2β5 ft) | pondcanal pen | 14β18 fingerlings/decimal (50β80g overwintered Nola/Charafingerlings). Depth 5.5β7.5 ft; DO β₯ 5.0 mg/L; pH 7.4β8.4; Alkalinity 100β160 mg/L. | 28% CP floating carp feed @ 2.5%β1.5% BW/day; Target FCR 1.38. Lime 1 kg/decimal + Dolomite 250 g/decimal; Molasses + Yeast fermented juice weekly for plankton. | Aeromonas / Red Spot: Potassium Permanganate 15 g/dec + Vitamin C 5 g/kg feed; Gill Fluke: Salt + Lime bath. | 28β34 kg/decimal (7.0β8.4 MT/ha). 210 Days 7 months culture; Harvest weight: 1,100g β 1,600g. |
| π Carp & Cyprinid Aquaculture β― Indian Major Carps (Rui, Catla, Mrigal, Kalibaush) | Halda River Natural Gene Bank Strain Rui (Rohu) (Labeo rohita) β¨ 100% pure wild riverine fertilized-egg spawn from Halda River; highest disease resistance, superior broodstock longevity, and benchmark growth in year-2 commercial fattening. | DoF Middle Column (2β5 ft) | pondcanal pen | 10β14 fingerlings/decimal (35β60g). Depth 6.0β8.0 ft; DO β₯ 5.5 mg/L; pH 7.5β8.2. | 26β28% CP balanced carp feed @ 2.5% BW/day; Target FCR 1.50. Lime 1 kg/decimal; Mustard oil cake + cowdung compost slurry for rich natural periphyton. | High natural immunity; apply Salt 500 g/dec before winter onset (Kartik-Agrahayan). | 22β28 kg/decimal (5.5β7.0 MT/ha). 270 Days 8β10 months; Market weight: 1.2β2.0 kg. |
| π Carp & Cyprinid Aquaculture β― Indian Major Carps (Rui, Catla, Mrigal, Kalibaush) | WorldFish-BFRI G2 Improved Catla Catla (Gibelion catla) β¨ +25% faster surface growth than conventional hatchery Catla; broad deep body, rapid crustacean zooplankton grazing in upper 0β2 ft water layer. | WorldFish Surface Feeder (0β2 ft) | pondcanal pen | 4β6 fingerlings/decimal (1,000β1,500/ha); never overstock with Silver Carp (direct surface food competitor). Surface area β₯ 30 decimals preferred; Depth 5.5β8.0 ft; DO β₯ 5.5 mg/L; pH 7.5β8.5. | 28% CP floating feed + mustard oil cake & rice bran mash @ 2% BW/day; Target FCR 1.45. Lime 1 kg/dec; fermented mustard oil cake + rice bran + yeast soup weekly to boost Daphnia/Moina zooplankton. | Gill Rot (Branchiomyces) & Dactylogyrus: Lime 500 g/dec + Salt 500 g/dec; Potassium Permanganate 15 g/dec if gills look pale/patchy. | 8β12 kg/decimal from surface layer alone in composite culture. 240 Days 7β9 months; Harvest weight: 1.5β2.8 kg. |
| π Carp & Cyprinid Aquaculture β― Indian Major Carps (Rui, Catla, Mrigal, Kalibaush) | Halda & Jamuna Riverine Brood Catla Catla (Gibelion catla) β¨ Pure riverine origin with high head-to-body ratio diagnostics negated (small head, deep broad back), prized for 2β4 kg commercial fattening. | DoF Surface Feeder (0β2 ft) | pondcanal pen | 4β5 fingerlings/decimal (80β120g). Depth 6β8 ft; DO β₯ 5.5 mg/L; pH 7.5β8.3. | 28% CP floating feed @ 2% BW/day. Lime 1 kg/dec; organic + inorganic plankton booster. | Lernaea (Anchor Worm) & Argulus: Lime 500 g + Salt 500 g/dec. | 9β13 kg/decimal. 270 Days 8β10 months; 1.8β3.5 kg. |
| π Carp & Cyprinid Aquaculture β― Indian Major Carps (Rui, Catla, Mrigal, Kalibaush) | BFRI Improved Benthic-Bioturbator Mrigal Mrigal (Cirrhinus mrigala) β¨ Vigorous bottom detritus scavenger that bioturbates pond mud, releasing trapped nutrients and preventing toxic H2S/methane gas pocket buildup. | BFRI Bottom / Detritus (>5 ft) | pondcanal pen | 6β8 fingerlings/decimal (25β40g) in bottom layer. Depth 5.0β7.0 ft; bottom DO β₯ 4.0 mg/L; pH 7.5β8.4; low black sludge. | Utilizes sinking feed remnants + 26% CP sinking/floating ration @ 2% BW/day; FCR 1.40. Sun-dry pond bottom before season; apply Dolomite 300 g/dec + Zeolite 250 g/dec. | EUS (Winter Red Ulcer): Apply 1 kg Lime + 1 kg Salt per decimal in November (Kartik); CIFAX 4 ml/dec if ulcers appear. | 7β10 kg/decimal in polyculture. 240 Days 7β8 months; 700g β 1,200g. |
| π Carp & Cyprinid Aquaculture β― Indian Major Carps (Rui, Catla, Mrigal, Kalibaush) | BFRI Haor-Basin Domesticated Kalibaush Kalibaush (Orange-fin Labeo) (Labeo calbasu) β¨ Grazes periphyton, filamentous algae, and juvenile snails on pond slopes; commands 20% higher market price than Mrigal. | BFRI Bottom / Detritus (>5 ft) | pondcanal pen | 3β5 fingerlings/decimal in polyculture. Depth 5β7 ft; DO β₯ 4.5 mg/L; pH 7.4β8.4. | 26% CP sinking/floating feed @ 2% BW/day. Install 8β10 bamboo poles/decimal to grow periphyton biofilm for Kalibaush & Rui. | EUS preventive lime 500 g + salt 500 g/dec before winter. | 4β6 kg/decimal in polyculture. 240 Days 7β8 months; 600g β 1,000g. |
| π Carp & Cyprinid Aquaculture β― Indigenous Minor Carps (Bata & Gonia) | BFRI Short-Cycle Minor Carp Bata & Gonia Bata & Gonia (Minor Carps) (Labeo bata / Labeo gonius) β¨ Reaches marketable size (150β250g) in just 5 months in shallow seasonal ponds (4β5 ft) where major carps cannot finish a full cycle. | BFRI Bottom / Detritus (>5 ft) | pondcanal penrice fish | 15β20 fingerlings/decimal in seasonal polyculture. Depth 4.0β5.5 ft; DO β₯ 4.5 mg/L; pH 7.2β8.4. | Mustard oil cake + rice bran (1:1) or 26% CP floating feed @ 3% BW/day. Lime 1 kg/dec; Mustard oil cake + DAP 50 g/dec fortnightly. | EUS preventive lime 500 g/dec + salt 500 g/dec. | 10β14 kg/decimal. 160 Days 5β6 months; 150g β 300g. |
| π Carp & Cyprinid Aquaculture β― Exotic & Chinese Carps (Silver, Grass, Bighead, Carphu, Black Carp) | WorldFish-BFRI Improved Silver Carp Silver Carp (Hypophthalmichthys molitrix) β¨ Specialized gill-raker filter feeder consuming phytoplankton (including Microcystis blooms) at zero supplemental feed cost; +24% higher growth. | WorldFish Surface Feeder (0β2 ft) | pondcanal pen | 3β5 fingerlings/decimal (keep β€4/dec if Catla is stocked). Depth 5β7 ft; DO β₯ 5.0 mg/L; pH 7.5β8.5; Secchi 25β35 cm. | Feeds primarily on natural phytoplankton; consumes fine rice bran dust. Lime 1 kg/dec; Urea 100 g + TSP 75 g/dec fortnightly to sustain green phytoplankton. | Red Operculum / Haemorrhagic Septicaemia: Lime 500 g + Salt 500 g/dec + Vitamin C in feed. | 6β10 kg/decimal. 210 Days 6β7 months; 1.0β1.8 kg. |
| π Carp & Cyprinid Aquaculture β― Exotic & Chinese Carps (Silver, Grass, Bighead, Carphu, Black Carp) | BFRI Macrophyte-BioControl Grass Carp Grass Carp (Ctenopharyngodon idella) β¨ Converts low-cost green fodder (Azolla, Duckweed/Khudipana, chopped Napier grass, banana leaves) into rapid fish biomass (1.5β3 kg in 7 months). | BFRI Middle Column (2β5 ft) | pondcanal pen | 2β4 fingerlings/decimal (50β100g) with floating bamboo feeding ring. Depth 5β7 ft; DO β₯ 5.0 mg/L; pH 7.4β8.4. | Chopped tender Napier/Duckweed/Azolla @ 15β20% BW/day + 28% CP floating feed. Lime 1 kg/dec; Grass carp fecal pellets naturally fertilize the pond for Rui and Mrigal. | Bacterial Enteritis (Red swollen anus): Stop raw wet grass for 5 days, feed Oxytetracycline 50 mg/kg + garlic paste 10 g/kg pelleted feed. | 5β8 kg/decimal in polyculture. 210 Days 7β8 months; 1.5β3.0 kg. |
| π Carp & Cyprinid Aquaculture β― Exotic & Chinese Carps (Silver, Grass, Bighead, Carphu, Black Carp) | BFRI Hungarian Scale & Mirror Carp (Carphu) Common & Mirror Carp (Carphu) (Cyprinus carpio) β¨ Continues active feeding and growth during winter (15β22Β°C) when Indian major carps slow down; ideal for rice-fish and winter ponds. | BFRI Bottom / Detritus (>5 ft) | pondcanal penrice fish | 4β6 fingerlings/decimal (keep moderate to avoid dyke burrowing). Depth 4.0β6.5 ft; DO β₯ 4.0 mg/L; pH 7.0β8.5; Temp 15β32Β°C. | 26% CP sinking/floating feed or mustard oil cake + rice bran @ 2.5% BW/day; FCR 1.45. Lime 1 kg/dec + cowdung compost 3 kg/dec to stimulate benthic chironomid larvae. | Carp Pox / Abdominal Dropsy: Potassium Permanganate 15 g/dec + Enrofloxacin/Oxytetracycline vet Rx. | 7β10 kg/decimal. 180 Days 6 months; 800g β 1,500g. |
| π Carp & Cyprinid Aquaculture β― Exotic & Chinese Carps (Silver, Grass, Bighead, Carphu, Black Carp) | DoF-BFRI Zooplankton Bighead & Snail-Control Black Carp Bighead & Black Carp (Hypophthalmichthys nobilis / Mylopharyngodon piceus) β¨ Bighead grows to 2β3.5 kg in deep ponds/beels; Black Carp crushes pond snails, breaking the life cycle of trematode parasites. | DoF Surface Feeder (0β2 ft) | pondcanal pen | 2β3 Bighead + 1β2 Black Carp per decimal in large ponds. Depth 6β9 ft; DO β₯ 5.0 mg/L; pH 7.5β8.4. | 28% CP floating feed @ 2% BW/day. Lime 1 kg/dec; regular organic/inorganic fertilization for zooplankton. | Argulus & Gill Fluke: Lime 500 g + Salt 500 g/dec. | 5β8 kg/decimal. 240 Days 7β8 months; 1.8β3.2 kg. |
| π‘ Catfish & Intensive Siluriformes β― Butter & Mystus Catfish (Pabda, Gulsha & Nona Tengra) | BFRI Domesticated Hatchery Pabda (Mymensingh Line) Pabda (Butter Catfish) (Ompok pabda) β¨ Uniform-graded hormone-bred line with reduced sibling cannibalism during nursery; commands premium 400β550 BDT/kg market price. | BFRI Middle Column (2β5 ft) | pondbiofloc tank | Monoculture: 250β300 fry/decimal; Pabda-Gulsha-Carp Polyculture: 120β150 fry/decimal (Size: 4β5 cm, uniform graded). Depth 4.0β5.0 ft; DO β₯ 5.0 mg/L; pH 7.4β8.2; Un-ionized Ammonia (NH3) < 0.03 mg/L; Alkalinity 100β140 mg/L. | 34β36% Crude Protein micro-floating pellet (0.8mm -> 1.5mm) @ 8% down to 3% BW/day; Target FCR 1.35. Complete pond drying + Dolomite 500 g/dec + Zeolite 250 g/dec; avoid heavy raw manure to prevent ammonia spikes. | Aeromonas Ulcer / Belly Bloat / White Spot: Benzalkonium Chloride (BKC 80%) 6 ml/dec + Oxytetracycline 50 mg/kg + Vitamin C 5 g/kg feed for 7 days. | 16β22 kg/decimal (4.0β5.5 MT/ha). 180 Days 5β6 months; 45β65g per fish (16β22 pcs/kg). |
| π‘ Catfish & Intensive Siluriformes β― Butter & Mystus Catfish (Pabda, Gulsha & Nona Tengra) | BFRI Freshwater Gulsha & Brackishwater Nona Tengra Gulsha & Nona Tengra (Mystus cavasius / Mystus gulio) β¨ Mystus cavasius thrives in freshwater ponds with Pabda/Rui; Mystus gulio (Nona Tengra) tolerates 0β18 ppt salinity in coastal Bagda/Golda ghers. | BFRI All Water Strata | pondfish farm ghercanal pen | 150β250 fry/decimal (3β4 cm size). Depth 4.0β5.0 ft; DO β₯ 4.8 mg/L; pH 7.4β8.4; Salinity 0β2 ppt (Gulsha) or 2β18 ppt (Nona Tengra). | 32β35% CP 1.0β1.5mm floating catfish pellet @ 6%β3% BW/day; FCR 1.40. Lime 1 kg/dec + Dolomite 300 g/dec; maintain natural zooplankton and benthos. | Barbel Rot & Red Spot: BKC 5 ml/dec or Potassium Permanganate 15 g/dec + Vitamin C. | 14β20 kg/decimal. 165 Days 5β6 months; 40β60g per fish (18β25 pcs/kg). |
| π‘ Catfish & Intensive Siluriformes β― Air-Breathing Stinging Catfish (Deshi Shing & Magur) | BFRI High-Iron Native Deshi Shing Shing (Stinging Catfish) (Heteropneustes fossilis) β¨ Accessory air-breathing organ allows high-density culture (400β600/decimal in ponds or 120/mΒ³ in biofloc); therapeutic high-iron (220 mg/100g) convalescent diet fish. | BFRI Bottom / Detritus (>5 ft) | pondbiofloc tank | 400β500 fingerlings/decimal (4β5 cm size) in earthen ponds; 100β120/mΒ³ in biofloc tanks. Depth 3.5β4.5 ft (moderate depth so fish easily gulp air at surface); pH 7.2β8.2; TAN < 0.5 mg/L. | 35β38% CP slow-sinking/floating catfish pellet @ 7% down to 3% BW/day (70% fed at night); FCR 1.40. Fence pond dyke with 2.5 ft high fine nylon net tilted inward (Shing crawls out during rain!). | Aeromonas Ulcer / Barbel Erosion / White Tail: Timsen (n-Alkyl Dimethyl Benzyl Ammonium Chloride) 8 g/33 dec + Ciprofloxacin/Oxytetracycline vet Rx in feed for 7 days. | 25β35 kg/decimal (6.2β8.6 MT/ha). 180 Days 5β6 months; 50β80g per fish (14β20 pcs/kg). |
| π‘ Catfish & Intensive Siluriformes β― Air-Breathing Stinging Catfish (Deshi Shing & Magur) | BFRI Authentic Indigenous Deshi Magur Magur (Walking Catfish) (Clarias batrachus) β¨ 100% authentic native Clarias batrachus (distinct from banned African Magur Clarias gariepinus); commands 550β750 BDT/kg live price. | BFRI Bottom / Detritus (>5 ft) | pondbiofloc tank | 250β350 fingerlings/decimal (5β6 cm graded). Depth 3.5β4.5 ft; pH 7.2β8.2; TAN < 0.5 mg/L. | 35% CP catfish pellet @ 6%β3% BW/day; FCR 1.45. Lime 1 kg/dec; mandatory 2.5 ft perimeter dyke fencing. | Head Ulcer / Crack Skull Disease: Vitamin C 10 g/kg feed + BKC 5 ml/dec + Oxytetracycline Rx. | 22β30 kg/decimal. 180 Days 5β6 months; 100β160g per fish (6β10 pcs/kg). |
| π‘ Catfish & Intensive Siluriformes β― Pangasius & Giant River Catfish (Pangas & Ayr) | BFRI White-Flesh Commercial Pangas & Chandpur Riverine Pangas Pangasius (Thai & Native Pangas) (Pangasianodon hypophthalmus / Pangasius pangasius) β¨ Highest biomass yield per decimal in Bangladesh (120β180 kg/decimal); probiotic + water-exchange protocol eliminates yellow fat & off-flavor completely. | BFRI Middle Column (2β5 ft) | pondriver cagecanal pen | Pond: 120β160 fingerlings/decimal + 10 Rui/Catla; River Cage: 50β60 fish/mΒ³. Depth 6.0β8.0 ft; DO β₯ 3.5 mg/L; pH 7.2β8.4; TAN < 1.0 mg/L. | 28β30% CP extruded floating pellet @ 5% down to 2% BW/day; Target FCR 1.50. Lime 1 kg/dec + Zeolite 300 g/dec monthly; zero chemical fertilizer needed once feeding starts. | Bacillary Necrosis of Pangasius (BNP - Edwardsiella ictaluri white spots on liver/spleen): Enrofloxacin / Florfenicol vet Rx + BKC 6 ml/dec. | 120β170 kg/decimal (30β42 MT/ha). 180 Days 5β6 months; 900g β 1,500g. |
| π‘ Catfish & Intensive Siluriformes β― Pangasius & Giant River Catfish (Pangas & Ayr) | BFRI River Cage & Canal Pen Ayr Catfish Ayr & Boal (Giant River Catfish) (Sperata aor / Wallago attu) β¨ High-value riverine catfish adapted to 35β40% protein pellet & forage fish in flowing river cages (Dakatia/Meghna/Padma); sells for 800β1,200 BDT/kg. | BFRI Bottom / Detritus (>5 ft) | river cagecanal penpond | River Cage: 15β25 juveniles/mΒ³ (Size: 10β15 cm); Canal Pen: 8β12/decimal. Flowing water DO β₯ 6.0 mg/L; Depth 6β10 ft; pH 7.4β8.2. | 38β40% CP carnivorous floating/slow-sinking pellet + trash fish paste @ 4%β2% BW/day. Clean cage net mesh every 10 days to maintain river current exchange. | Skin Abrasion / Saprolegnia Fungus: 2% Salt bath for 3 mins + Vitamin C & Beta-glucan in feed. | 18β25 kg/mΒ³ in river cages. 270 Days 8β10 months; 1.2β2.5 kg. |
| π Tilapia, Perch & Barb Culture β― Monosex GIFT, Red & YY Super-Male Tilapia | BFRI Super GIFT Monosex Tilapia (G12 Improved Strain) Tilapia (Nile Tilapia) (Oreochromis niloticus) β¨ +35% faster growth than base GIFT strain; 99% all-male monosex cohort prevents unwanted pond breeding and reaches 350β500g in 120 days. | BFRI Middle Column (2β5 ft) | pondriver cagecanal penbiofloc tankfish farm gher | Semi-Intensive Pond: 150β200 fry/decimal; Aerated Intensive Pond: 250β300/decimal; River Floating Cage: 40β50/mΒ³. Depth 4.5β6.5 ft; DO β₯ 4.0 mg/L; pH 7.2β8.5; Temp 26β33Β°C; tolerates salinity up to 10 ppt. | 28β30% CP floating pellet @ 8% (nursery) down to 2.5% (grow-out) BW/day in 3 meals; Target FCR 1.25. Lime 1 kg/dec + Dolomite 250 g/dec; probiotic water conditioning. | Summer Streptococcosis (Pop-eye, erratic whirling, dark skin) & TiLV: Cut feed by 50%, run aerator at noon & dawn, apply Potassium Permanganate 15 g/dec + Erythromycin/Amoxicillin vet Rx + Vitamin C 5 g/kg feed. | 45β75 kg/decimal in ponds; 20β28 kg/mΒ³ in river cages. 120 Days 3.5β4.5 months; 300g β 550g. |
| π Tilapia, Perch & Barb Culture β― Monosex GIFT, Red & YY Super-Male Tilapia | BFRI Red Tilapia Hybrid & BAU YY-Supermale Line Tilapia (Red & YY Super-Male Tilapia) (Oreochromis mossambicus Γ O. niloticus) β¨ Attractive ruby-red skin commands 30β50 BDT/kg higher price in superstores & river cage markets; tolerates brackish coastal gher water up to 18 ppt. | BFRI Middle Column (2β5 ft) | pondriver cagefish farm gherbiofloc tank | Pond/Gher: 120β180/decimal; River Cage: 40/mΒ³; Biofloc: 80/mΒ³. Depth 4.5β6.0 ft; DO β₯ 4.5 mg/L; pH 7.4β8.5; Salinity 0β18 ppt. | 30% CP floating pellet @ 6%β2.5% BW/day; FCR 1.28. Lime 1 kg/dec; overhead bird-netting mandatory (red color attracts kingfishers/herons). | Streptococcus & Trichodina: Salt bath + Potassium Permanganate 15 g/dec + Vitamin C. | 40β60 kg/decimal. 125 Days 4 months; 300g β 500g. |
| π Tilapia, Perch & Barb Culture β― Climbing Perch (BFRI Deshi Koi & Vietnamese Koi) | BFRI Native Deshi Koi & Fast-Growing Vietnamese Koi Koi (Climbing Perch) (Anabas testudineus) β¨ BFRI Native Koi preserves traditional golden color & high market price (450β600 BDT/kg); Vietnamese Koi reaches 180β250g in 110β120 days at high density. | BFRI All Water Strata | pondbiofloc tank | Deshi Koi: 300β400/decimal; Vietnamese Koi: 400β500/decimal; Biofloc: 120β150/mΒ³. Depth 3.5β4.5 ft; pH 7.2β8.2; TAN < 0.8 mg/L; perimeter 3 ft nylon net fence mandatory. | 32β35% CP floating Koi pellet @ 8% down to 3% BW/day; Target FCR 1.35. Lime 1 kg/dec + Dolomite 250 g/dec. | Bacterial Ulcerative Syndrome in Koi: Timsen 8 g/33 dec or BKC 6 ml/dec + Ciprofloxacin/Oxytetracycline 50 mg/kg feed for 7 days. | 40β65 kg/decimal. 120 Days 3.5β4 months; Deshi Koi: 70β100g, Vietnamese Koi: 160β250g. |
| π Tilapia, Perch & Barb Culture β― Improved Rajpunti & Native Deshi Sarpunti | BFRI Improved Rajpunti (Thai Sarpunti) & Restored Deshi Sarpunti Sarpunti / Rajpunti (Silver & Olive Barb) (Barbonymus gonionotus / Puntius sarana) β¨ BFRI Improved Rajpunti grows 22% faster than base Thai Sarpunti, thriving in shallow seasonal ditches (3β4 ft) and Aman rice-fish fields on soft duckweed & rice bran. | BFRI Middle Column (2β5 ft) | pondrice fishcanal pen | Seasonal Pond: 40β60/decimal; Carp Polyculture: 10β15/decimal; Rice-Fish: 15β20/decimal. Depth 3.0β5.5 ft; DO β₯ 4.0 mg/L; pH 7.0β8.4. | Duckweed/Azolla + Mustard oil cake & Rice bran (1:2) or 26% CP floating feed @ 3% BW/day. Lime 1 kg/dec; Urea 75 g + TSP 50 g/dec fortnightly. | EUS (Epizootic Ulcerative Syndrome): Mandatory preventive dose of 1 kg Lime + 1 kg Salt per decimal in mid-October; CIFAX 4 ml/dec if red spots appear. | 12β18 kg/decimal. 150 Days 4β5 months; 200g β 400g. |
| π Small Indigenous Species (SIS β Micronutrient Rich) β― Vitamin-A & Calcium Carplets (Mola, Dhela & Jat Punti) | BFRI-WorldFish Vitamin-A Rich Self-Recruiting Mola Mola Carplet (Amblypharyngodon mola) β¨ Contains >2,680 IU Vitamin A per 100g (eaten whole with eyes & bones); breeds naturally 2β3 times/year inside carp polyculture ponds without reducing carp yield! | BFRI Surface Feeder (0β2 ft) | pondcanal penrice fish | 100β150 brood Mola/decimal (approx. 250β300g/decimal) alongside standard Carp polyculture. Depth 4.0β6.5 ft; DO β₯ 5.0 mg/L; pH 7.4β8.4; green plankton-rich water. | Zero extra feed cost! Grazes natural phytoplankton & fine dust from carp feed. Lime 1 kg/dec; cowdung slurry + Urea 50 g + TSP 50 g/dec fortnightly for unicellular algae. | Preventive Lime 300 g/dec before winter. | 2.5β4.0 kg/decimal bonus SIS yield on top of 25 kg/decimal Carp yield. 120 Days Partial harvest starts at 60 days and continues year-round. |
| π Small Indigenous Species (SIS β Micronutrient Rich) β― Vitamin-A & Calcium Carplets (Mola, Dhela & Jat Punti) | BFRI Live Gene Bank Restored Dhela & Jat Punti Dhela & Deshi Jat Punti (Osteobrama cotio / Puntius sophore) β¨ Rescued from near-extinction by BFRI Mymensingh; extraordinarily rich in bioavailable Calcium (1,050 mg/100g), Iron, and Vitamin A. | BFRI All Water Strata | pondcanal penrice fish | 100β120 fry/decimal in Carp-SIS polyculture. Depth 4β6 ft; DO β₯ 4.8 mg/L; pH 7.4β8.4. | Auto rice bran + mustard oil cake powder @ 2% BW/day. Lime 1 kg/dec; regular plankton fertilization. | EUS preventive lime 500 g + salt 500 g/dec in Kartik. | 3β5 kg/decimal bonus SIS yield. 135 Days 4β5 months; partial harvesting. |
| π Small Indigenous Species (SIS β Micronutrient Rich) β― Gourami, Leaf Fish & Loach SIS (Khalisha, Meni/Bheda & Gutum) | BFRI Captive-Bred Khalisha, Meni & Gutum Loach Khalisha, Meni (Bheda) & Gutum (Trichogaster fasciata / Nandus nandus / Lepidocephalichthys guntea) β¨ High-value indigenous delicacies (500β800 BDT/kg) newly domesticated via induced breeding at BFRI Mymensingh & Nilphamari. | BFRI Bottom / Detritus (>5 ft) | pondrice fishcanal pen | 80β120 fry/decimal in polyculture or dedicated SIS ponds. Depth 3.5β5.0 ft; DO β₯ 4.0 mg/L; pH 7.2β8.2; sandy-loam bottom for Gutum. | 32% CP micro-crumble/sinking feed @ 4%β2.5% BW/day. Lime 1 kg/dec + organic compost to boost benthic chironomid worms & insect larvae. | EUS preventive lime 500 g + salt 500 g/dec. | 4β8 kg/decimal. 150 Days 5 months; 25β80g per fish. |
| π¦ Crustacean β Prawn, Shrimp & Mud Crab β― Freshwater Giant Prawn (All-Male & Bagerhat Gher Golda) | BFRI-DoF All-Male Monosex & Bagerhat Gher Golda Prawn Golda Chingri (Giant Freshwater Prawn) (Macrobrachium rosenbergii) β¨ All-male Golda cohort grows 40% larger (80β130g Export Grade U-10/U-15) than mixed-sex stock; co-cultured with Rui & Catla (never bottom carps!). | BFRI Bottom / Detritus (>5 ft) | fish farm gherpondcanal penrice fish | Monoculture Gher: 80β100 juveniles/decimal; Carp-Golda Polyculture: 50β70 juveniles/decimal + 8 Rui + 4 Catla (ZERO Mrigal/Carphu!). Depth 4.0β5.5 ft; Bottom DO β₯ 4.5 mg/L; pH 7.5β8.3; Total Hardness 100β180 mg/L CaCO3 (essential for molting shell hardening!); Salinity 0β5 ppt. | 32β34% CP water-stable sinking prawn pellet @ 6% down to 2% BW/day (70% fed at dusk along dyke slopes); Target FCR 1.60. Dolomite 500 g/dec + Agricultural Lime 500 g/dec; install 15β20 coconut fronds/date palm leaves/PVC pipes per decimal as molting shelters! | Soft Shell Syndrome & Black Spot/Gill: Apply Dolomite 500 g/dec + Ca-P-Mg chelated mineral 10 g/kg feed + BKC (80%) 4 ml/dec to trigger clean molting. | 5β8 kg/decimal Golda + 18β22 kg/decimal Rui-Catla. 210 Days 6β7 months; cull-harvest β₯80g prawns from month 5 onward. |
| π¦ Crustacean β Prawn, Shrimp & Mud Crab β― Coastal Tiger & Brown Shrimp (SPF Bagda, Horina & Chaka) | DoF-FIQC PCR-Certified SPF Bagda PL-15 (Biosecure Gher Line) Bagda Chingri (Black Tiger Shrimp) (Penaeus monodon) β¨ 100% PCR-screened free from WSSV (White Spot Virus) and AHPND/EMS; achieves 75β85% survival and 35β45g export size in 105β120 days in β₯3.5 ft deep biosecure ghers. | DoF Bottom / Detritus (>5 ft) | fish farm gherpond | Improved Traditional Gher: 60β80 PL/decimal; Semi-Intensive Aerated Biosecure Gher: 250β350 PL/decimal. Depth β₯ 3.5β4.5 ft (mandatory to buffer temperature shocks!); Salinity 8β22 ppt; DO β₯ 5.0 mg/L; pH 7.8β8.3; Alkalinity > 120 mg/L. | 38β40% CP shrimp crumble/sinking pellet checked via 4 Check-Trays (ΰ¦ΰ§ΰ¦ΰ¦Ώ) 1.5 hrs after feeding; Target FCR 1.35. Sun-dry gher bottom, bleach reservoir water with 30 ppm Calcium Hypochlorite for 72 hrs before filling, apply Dolomite 600 g/dec + Zeolite 300 g/dec. | WSSV Prevention: SPF PL-15 + Crab Fence + Depth β₯4 ft; EMS/Vibrio parahaemolyticus: Apply Potassium Monopersulfate (Virkon-S) 5 g/dec + Gut Probiotic + Organic Acidifier + Beta-Glucan in feed (Zero banned antibiotics!). | Improved Gher: 4β6 kg/decimal; Semi-Intensive SPF Gher: 22β32 kg/decimal (5.5β8.0 MT/ha). 120 Days 105β120 days; 35g β 45g (22β28 pcs/kg). |
| π¦ Crustacean β Prawn, Shrimp & Mud Crab β― Mud Crab Pen Fattening & Floating-Box Soft-Shell | BFRI Hatchery Crablet, Pen Fattening & Soft-Shell Mud Crab Mud Crab (Shila Kakra) (Scylla olivacea) β¨ 100% WSSV-immune alternative for coastal Satkhira/Khulna/Cox's Bazar farmers; gonad/egg-hardening fattening finishes in just 25β35 days or soft-shell molting in individual floating boxes in 30β45 days. | BFRI Bottom / Detritus (>5 ft) | fish farm ghercanal penriver cage | Pen Fattening: 20β25 juvenile/water crabs (120β150g) per decimal; Soft-Shell Floating Box: 1 crab per box (4,000β6,000 boxes/ha). Depth 3.0β4.5 ft; Salinity 10β25 ppt; DO β₯ 4.5 mg/L; pH 7.8β8.4; Alkalinity > 120 mg/L. | Fresh tilapia/trash fish/clam meat @ 6β8% BW/day OR 40% CP formulated crab pellet. Dolomite 500 g/dec; bamboo/net pen compartments with inward polythene overhang to prevent escape. | Shell Ulcer / Fouling Protozoa: 20 ppm Formalin/BKC bath + Dolomite 500 g/dec. | 12β18 kg/decimal per 35-day fattening cycle (4β5 cycles/year). 60 Days Fattening: 25β35 days (180β300g hard/gravid); Soft-Shell: 30β45 days. |
| π Featherbacks, Snakeheads & Mud Eel β― Featherbacks (Domesticated Pond Chital & Foli) | BFRI Domesticated Pond Chital & Captive-Bred Foli Chital & Foli (Featherbacks) (Chitala chitala / Notopterus notopterus) β¨ Converts unwanted self-recruiting tilapia/punti fry in large carp ponds into 1.5β3.0 kg Chital selling at 700β1,000 BDT/kg. | BFRI All Water Strata | pondcanal pen | Chital: 1β2 juveniles (12β15 cm)/decimal alongside >200g Carps + self-breeding Tilapia/Punti forage; Foli: 20β30/decimal. Depth 5.5β8.0 ft; DO β₯ 5.0 mg/L; pH 7.4β8.4; install submerged bamboo stumps for natural spawning/shelter. | Live forage fry in pond + 36% CP fishmeal paste/pellet @ 2.5% BW/day. Lime 1 kg/dec; fertilize to sustain forage punti/tilapia fry. | Argulus & Fin Rot: Salt 500 g + Lime 500 g/dec. | 3β5 kg/decimal high-value bonus yield. 270 Days 8β10 months; Chital 1.5β3.0 kg, Foli 200β350g. |
| π Featherbacks, Snakeheads & Mud Eel β― Snakeheads & Mud Eel (Pellet-Weaned Shol & Kuchia) | BFRI Pellet-Weaned Shol & Export Mud-Cistern Kuchia Shol & Kuchia (Snakehead & Mud Eel) (Channa striata / Monopterus cuchia) β¨ Weaned onto 40% protein floating pellet in nursery; Shol is rich in wound-healing albumin & arachidonic acid; Kuchia commands high live export demand. | BFRI Bottom / Detritus (>5 ft) | pondbiofloc tank | Shol monoculture: 80β100 uniform-graded fingerlings/decimal; Kuchia cistern/pond: 15β20/mΒ². Depth 3.5β4.5 ft; pH 7.0β8.2; mandatory 3.5 ft high fine nylon fence around dyke. | 38β42% CP high-protein carnivorous pellet @ 5%β2.5% BW/day; FCR 1.55. Lime 1 kg/dec; provide water hyacinth (ΰ¦ΰ¦ΰ§ΰ¦°ΰ¦Ώΰ¦ͺানা) cover over 15% of water surface for shade. | EUS (Winter Ulcer β Shol is highly susceptible): Apply 1 kg Lime + 1 kg Salt/dec in Kartik + CIFAX 4 ml/dec. | 25β35 kg/decimal. 210 Days 6β7 months; Shol 500β900g, Kuchia 250β400g. |
| π Riverine, Estuarine & Mariculture β― Hilsa, Asian Seabass (Koral/Bhetki) & Goldspot Mullet (Parse) | BFRI Euryhaline Cage/Gher Koral & Coastal Parse Koral / Bhetki & Parse (Seabass & Goldspot Mullet) (Lates calcarifer / Planiliza parsia) β¨ Euryhaline physiological plasticity allows culture from 0 ppt freshwater river cages to 30 ppt marine ghers; Koral sells for 650β950 BDT/kg, Parse for 450β650 BDT/kg. | BFRI All Water Strata | fish farm gherriver cagecanal penpond | Koral in River/Estuarine Cage: 20β30 weaned juveniles/mΒ³; Parse in Bagda Gher Polyculture: 40β60 juveniles/decimal. Depth 4.5β8.0 ft; Salinity 0β30 ppt; DO β₯ 5.0 mg/L; pH 7.6β8.4. | Koral: 42% CP marine seabass pellet or forage tilapia @ 4%β2% BW/day; Parse: 28% CP floating crumble + natural benthic algae. Dolomite 500 g/dec in coastal ghers; grow benthic Lab-Lab (periphyton mat) for Parse. | Marine Ich / Cryptocaryon & Vibriosis: Freshwater dip (for brackish Koral) or BKC 5 ml/dec + Vitamin C. | Koral Cage: 22β30 kg/mΒ³; Parse in Gher: 8β12 kg/decimal. 240 Days Koral: 7β9 months (1.0β2.5 kg); Parse: 5β6 months (80β150g). |
| π Riverine, Estuarine & Mariculture β― Freshwater Pink Pearl Mussel & Coastal Marine Seaweed | BFRI Image/Rice Pink Pearl Mussel & Cox's Bazar Red/Green Seaweed Freshwater Pink Pearl Mussel & Marine Seaweed (Lamellidens marginalis / Gracilaria tenuistipitata & Ulva intestinalis) β¨ Operated freshwater mussels suspended at 1.0β1.5 ft depth in Carp ponds filter phytoplankton and produce 2β4 designer/rice pink pearls per mussel at zero feed cost; Seaweed yields 15β25 MT/ha in 60-day coastal rope cycles. | BFRI Surface Feeder (0β2 ft) | pondfish farm ghercanal pen | Pearl Mussel: 60β80 operated mussels/decimal suspended in nylon net pockets along bamboo floats alongside Carp polyculture. Pearl Pond: Depth 5β7 ft, Calcium Hardness >100 mg/L, pH 7.5β8.4, Chlorella/Scenedesmus green algae; Seaweed: Salinity 22β32 ppt. | Zero feed cost! Mussels filter natural green algae; Seaweed absorbs marine dissolved N & P. Apply Agricultural Lime (CaCO3) 500 g/dec every 15 days to supply calcium for nacre (mother-of-pearl) deposition! | Shell Sponge / Leech infestation: Dip mussel bag in 1% salt solution for 2 minutes. | 120β180 designer pink pearls/decimal + full Carp harvest; Seaweed: 60β80 kg fresh/decimal. 210 Days Image Pearl: 7β8 months; Rice/Tissue Pearl: 10β12 months; Seaweed: 45β60 days per cut. |
| π Riverine, Estuarine & Mariculture β― Hilsa, Asian Seabass (Koral/Bhetki) & Goldspot Mullet (Parse) | BFRI Padma-Meghna Sanctuary & Coastal Pond Domesticated Hilsa Hilsa Shad (Ilish) (Tenualosa ilisha) β¨ GI-certified national fish of Bangladesh; BFRI Khepupara & Chandpur domesticated juvenile Jatka acclimatized to deep coastal brackish ponds & estuarine pens. | BFRI Middle Column (2β5 ft) | river cagefish farm gherpond | Deep Coastal Pond / Estuarine Pen: 15β20 juveniles/decimal (minimum pond area β₯50 decimals, depth β₯7 ft). Depth 7.0β10.0 ft; DO β₯ 6.0 mg/L (mandatory continuous aeration/current!); pH 7.6β8.4; Salinity 2β15 ppt; Diatom & Copepod plankton bloom. | Natural Diatom/Zooplankton + BFRI formulated 35% CP micro-floating powdered/crumble diet enriched with Omega-3 & Spirulina @ 3% BW/day. Lime 1 kg/dec + Dolomite 300 g/dec + Silicate/TSP fertilization to trigger Bacillariophyceae (diatom) & golden-brown algae bloom. | Scale loss / Handling shock: Never touch Hilsa with bare hands or knot-mesh nets; use knotless scoop nets + 0.5% salt. | 7β10 kg/decimal high-value Hilsa. 330 Days 10β12 months; 450g β 800g pond/pen Hilsa. |
| π¦ Crustacean β Prawn, Shrimp & Mud Crab β― Coastal Tiger & Brown Shrimp (SPF Bagda, Horina & Chaka) | BFRI Coastal Gher Polyculture Horina & Chaka Chingri Horina & Chaka Shrimp (Brown & Indian White Shrimp) (Metapenaeus monoceros / Fenneropenaeus indicus) β¨ Higher tolerance to fluctuating monsoon salinity (3β25 ppt) and lower WSSV mortality than Bagda; fast 75β90 day rotation in coastal ghers alongside Parse & Nona Tengra. | BFRI Bottom / Detritus (>5 ft) | fish farm ghercanal pen | 100β150 PL/decimal in polyculture with Parse & Nona Tengra. Depth 3.5β4.5 ft; Salinity 3β25 ppt; DO β₯ 4.5 mg/L; pH 7.6β8.4. | 34% CP sinking shrimp crumble @ 4%β2.5% BW/day; FCR 1.45. Dolomite 500 g/dec + Mustard oil cake 100 g/dec to promote benthic Lab-Lab. | Soft Shell / Cramped Tail: Dolomite 400 g/dec + Vitamin-Mineral premix in feed. | 6β10 kg/decimal per 90-day cycle. 90 Days 75β90 days; Chaka 20β30g, Horina 12β20g. |
Rui (Rohu) (Labeo rohita) β’ 2021 (Generation-4 Selective Breeding) β’ BFRI Freshwater Station Mymensingh (Subarna Rui Release Manual 2021)
Season: March β June (Chaitra β Ashar, Pre-Monsoon Overwintered Fingerlings)
Stocking: 12β15 fingerlings/decimal (3,000β3,700/ha) in 3-layer carp polyculture; Fingerling size: 10β12 cm (30β50g).
Loamy/Clay-loam pond basin; Depth 5.0β7.0 ft; DO β₯ 5.0 mg/L; pH 7.5β8.5; TAN < 0.5 mg/L; Temp 25β32Β°C; Secchi 25β35 cm.
Pond Prep: Agricultural Lime (CaCO3) 1.0 kg/decimal + Dolomite 200 g/decimal at pond prep; Urea 100 g + TSP 75 g/decimal fortnightly to maintain natural zooplankton.
Feed & FCR: 28β30% Crude Protein floating pellet OR Mustard Oil Cake (35%) + Auto Rice Bran (50%) + Fishmeal (14%) + Vitamin-Mineral Premix (1%) @ 3%β1.5% BW/day; Target FCR 1.45.
Sludge/Bloom: Co-stock 3β4 Silver Carp/decimal to graze excess Microcystis bloom; apply Zeolite 200 g/decimal + Bacillus probiotic every 21 days.
Argulus (Fish Lice): Stop urea, remove bamboo poles, apply Lime 500 g/dec + Salt 500 g/dec; EUS / Tail Rot: CIFAX / Potassium Permanganate 15β20 g/dec + Oxytetracycline 50 mg/kg feed for 7 days.
Biosecurity: Dewater or apply Rotenone 25 g/decimal per ft depth before stocking; install nylon bird/otter netting around pond dyke.
Expected Yield: 24β30 kg/decimal (6.0β7.5 MT/ha) in semi-intensive polyculture. (November β February (7β8 months culture); Marketable weight: 900g β 1,400g.)