- Size of area being studied
- Number of organisms living there
- Where the organisms live
- representitve of the whole area
VERY TIME CONSUMING
- MAY MOVE
- TOO MANY TOO COUNT
Quadrats
Eyes shut, throw randomly
Create a grid using tape, generate random numbers using a computer, for coordinates,
Transects
Line taken across habitat, at regular intervals, take note of the species touching the tape measure.
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