Leaf Pack Experiment Details at Mill River - Lamont
Placement Information

Placement Date March 30, 2022
Number of Packs Placed 3
Placement Air Temperature 2.8 °C
Placement Water Temperature Unknown °C
Stream Habitat Type Riffle
Leaf Pack Type and Composition

Predominant Leaf Species:

Maple
Oak


Retrieval Information

Retrieval Date April 19, 2022
Number of Packs Retrieved 3
Retrieval Air Temperature 8.6 °C
Retrieval Water Temperature 8.1 °C
Storm and Non-Storm Events

Did storms occur while your leaf packs were in the stream? Yes
Number of storms that occurred 0
Total precipitation depth that occurred 0.0 cm
Did flooding occur? Unknown
Was this site experiencing a drought during your experiment? No

Summary Analysis
Results Overview

Total Number of Individuals Found 117
Pollution Tolerance Index Score 20
Pollution Tolerance Index Rating Good - Some organic pollution
Percent EPT 54.70%




Comments

total of 14.23 cm of precipitation Discharge was 124 cfs when deployed, 593 cfs when retrieved