RP12 - Effects of different variables on species distribution Flashcards
1
Q
How can % cover be calculated?
A
- Count how many squares are more then half covered
- Calculate the percentage of how many squares have species in them
2
Q
Formula for mark release recapture
A
no in 1st sample x no in 2nd sample/marked in 2nd
3
Q
Assumptions made by mark release recapature
A
- No births, deaths or migrations
- Population randomly mixed
- Marking doesn’t affect vulnerability to predators