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
Hide 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 Questions on Population dynamics
- Consider a large population of a finch species, where both small and big beak sizes are advantageous, and an intermediate beak size is maladaptive. Over a period of 10 years, which one of the following evolutionary processes is most likely to operate on the beak size of this finch population?
- GATE XL - 2024
- Zoology
- Population dynamics
- Differentiate between grazing food chain and detritus food chain.
- CBSE CLASS XII - 2024
- Biology
- Population dynamics
- What is a vaccine? Write the basis on which it acts when administered in the body.
- CBSE CLASS XII - 2024
- Biology
- Population dynamics
- Average natality rate in our village is 25, average mortality is 24, immigration 2 and emigration 3 and the net increase M population is:
- KCET - 2022
- Biology
- Population dynamics
- Population size keeps changing depending on different factor/s such as
- KCET - 2021
- Biology
- Population dynamics
View More Questions
Questions Asked in ICAR AIEEA exam
- In the context of agribusiness, SWOT analysis is used to assess:
- ICAR AIEEA (PG) - 2025
- Principles and Functions of Management
- Which is the recommended protein level for carp grow-out feed?
- ICAR AIEEA (PG) - 2025
- Fish Nutrition
- Which is the most common bacterial disease in freshwater aquaculture?
- ICAR AIEEA (PG) - 2025
- Aquatic Environmental Management
- Which of these is an exotic carp introduced in India?
- ICAR AIEEA (PG) - 2025
- Fish Taxonomy
- Which device is used to measure dissolved oxygen in pond water?
- ICAR AIEEA (PG) - 2025
- Aquatic Environmental Management
View More Questions