The class sets out to do stream surveys of two local

Last updated: 7/26/2022

The class sets out to do stream surveys of two local waterways. In stream A, the students find a large number of leeches, aquatic worms, and Pouch Snails. Based on this data, which stream would be considered healthier? In stream B, the students collect one Stonefly larva, several Water Pennies, two Riffle Beetles, and a Dobsonfly larva. A stream A B stream B