Question:
Which method is used to calculate fish population in a water body?
Which method is used to calculate fish population in a water body?
Show Hint
Population estimate → Mark-Recapture.
Updated On: Jul 4, 2025
- Mark and Recapture
- Transect Sampling
- Quadrat Method
- Radiography
Show Solution
Verified By Collegedunia
The Correct Option is A
Solution and Explanation
Step 1: Mark and Recapture is standard to estimate fish stock size.
Step 2: Fish are caught, marked, released, and recaptured to get a proportion.
Step 3: Transects & quadrats for plants/benthic fauna. Radiography is unrelated.
Step 2: Fish are caught, marked, released, and recaptured to get a proportion.
Step 3: Transects & quadrats for plants/benthic fauna. Radiography is unrelated.
Was this answer helpful?
0
0
Top ICAR AIEEA Fisheries Science Questions
- Which is the fastest-growing freshwater fish species cultured in India?
- Which hormone is commonly used for induced breeding of Indian major carps?
- Which device is used to measure dissolved oxygen in pond water?
- Which vitamin deficiency causes Lordosis in fish fry?
- Which is the most common bacterial disease in freshwater aquaculture?
View More Questions
Top ICAR AIEEA Questions
Match List-I with List-II.
- Removal of finer materials down from upper to lower part of soil profile leads to the formation of ------
- Assertion (A): Drainage increases the soil temperature.
Reason (R): Drainage decreases the heat capacity. - Assertion (A): The effective rainfall erosion index of a given area is linearly proportional to the percentage of ground that is not covered by vegetation.
Reason (R): The rain erosion index includes both the kinetic energy of rain and the maximum 30-minute rain intensity. - The O$_a$ sub-horizon denotes-
View More Questions