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WorksheetsCatfish Farming
Total questions: 20
Worksheet time: 10mins
What is the mature age for breeding catfish?
3-5 months
6-8 months
1-2 years
9-12 months
Which catfish species is known for having the best meat quality?
Native Catfish
Riverine Catfish
Thai Catfish
African Catfish
What is the ideal stocking ratio of female to male catfish?
3F:1M
2F:1M
4F:1M
1F:1M
Which organ allows catfish to breathe air?
Swim bladder
Lungs
Suprabranchial organ
Gills
What is the primary method of harvesting catfish?
Netting
Total draining of the pond
Trapping
Hook and line
What is the ideal harvestable size for catfish?
100g-150g
400g-500g
200g-250g
250g-350g
Which of the following is a characteristic of catfish?
Scales
Strong spines on pectoral fins
Bright colors
Long fins
What is the culture period for catfish?
4-5 months
3-4 months
2-3 months
1-2 months
Where can seedstocks for catfish be sourced from?
Aquarium stores
Local markets
Imported from other countries
Wild or hatcheries
What is the purpose of grading catfish?
To enhance breeding
To increase their size
To achieve uniform sizes
To improve water quality
Which catfish species is used for culture and is significantly larger than native catfish?
Clarias batrachus
Clarias macrocephalus
Clarias gariepinus
Pangasius hypopthalmus
What is the water management practice for catfish farming?
No water changes needed
Daily water changes
Weekly water changes
Monthly water changes
What type of feed is recommended for catfish?
Only live feed
Commercial feeds and trash fish
Only vegetables
Only pellets
Which of the following is NOT a species of catfish mentioned?
Clarias paltat
Clarias batrachus
Clarias macrocephalus
Clarias gariepinus
What is the optimal water temperature for catfish growth?
15-20°C
20-30°C
30-35°C
10-15°C
What is the primary diet component for juvenile catfish?
Insects
Plant matter
Small fish
Commercial feed
This is scientifically known as Pangasius hypopthalmus
Asian Catfish
Riverine Catfish
Thai Catfish
Tilapiang Dory
What is the local term of hito in Ilocos Region?
Pantat
Paltat
Hito
Pantutay
Difference between occipital processes of Clarias macrocephalus vs. Clarias batrachus.
Blunted
Sharp edges
Curved
W-shaped
Which feeding strategy is commonly used for catfish?
Filter feeding
Predatory feeding
Herbivorous feeding
Omnivorous feeding
