Placement Information

Placement Date April 17, 2021
Number of Packs Placed 1
Placement Air Temperature 5.0 °C
Placement Water Temperature 9.9 °C
Stream Habitat Type Run
Leaf Pack Type and Composition

Predominant Leaf Species:

White Oak
Red Oak
Chestnut Oak

Retrieval Information

Retrieval Date May 23, 2021
Number of Packs Retrieved 1
Retrieval Air Temperature 25.0 °C
Retrieval Water Temperature 21.0 °C
Storm and Non-Storm Events

Did storms occur while your leaf packs were in the stream? Yes
Number of storms that occurred 1
Total precipitation depth that occurred 5.0 cm
Did flooding occur? No
Was this site experiencing a drought during your experiment? No

Summary Analysis
Results Overview

Total Number of Individuals Found 105
Pollution Tolerance Index Score 13
Pollution Tolerance Index Rating Fair - Substantial pollution likely
Percent EPT 0.00%


Leaf pack deployment and analysis by Dr. Walter Jahn.