Open or gridded quadrat? Students often guess… but examiners really expect you to know the difference. Use an open quadrat when you’re counting whole plants or clearly defined individuals. Use a gridded quadrat when you’re estimating percentage cover or species that overlap, spread, or blend together. Choosing the right quadrat makes your data more valid and reliable — and you’ll use this choice in both random and systematic sampling. Comment SAMPLING PRAC for the full video #ecologysampling #qu