Placement Information

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	Placement Date	Aug. 18, 2026
	Number of Packs Placed	9
	Placement Air Temperature	Unknown °C
	Placement Water Temperature	24.0 °C
	Stream Habitat Type	Pool

Leaf Pack Type and Composition

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Predominant Leaf Species:

Oak

Sycamore

Tulip Poplar

Retrieval Information

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	Retrieval Date	Sept. 14, 2026
	Number of Packs Retrieved	9
	Retrieval Air Temperature	85.0 °C
	Retrieval Water Temperature	70.0 °C

Storm and Non-Storm Events

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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

Group 1: Sensitive
Taxon	Tally
Stoneflies (Plecoptera)	9
Mayflies (Ephemeroptera)	8
Non-net-spinning caddisflies (Trichoptera other than Hydropsychidae)	5
Dobsonflies, fishflies, and alderflies (Megaloptera)	0
Riffle beetles larvae/adults (Elmidae)	2
Water pennies (Psephenidae)	1
Right-handed/gilled snails (Gastropoda, Prosobranchia)	33
Aquatic snipe flies (Athericidae)	0
Total # of Taxa Groups Present	6
Group Weighting Factor	3
Group Index Value	18

Group 2: Somewhat Sensitive
Taxon	Tally
Damselflies (Odonata, Zygoptera)	5
Dragonflies (Odonata, Anisoptera)	3
Aquatic sowbugs (Isopoda)	0
Scuds (Amphipoda)	0
Crane flies (Tipulidae)	0
Clams/mussels (Mollusca, Bivalvia)	0
Crayfish (Decapoda)	8
Net-spinning caddisflies (Hydropsychidae)	0
Total # of Taxa Groups Present	3
Group Weighting Factor	2
Group Index Value	6

Group 3: Tolerant
Taxon	Tally
Midge flies (Chironomidae)	0
Black flies (Simuliidae)	0
Planarians (Turbellaria)	0
Leeches (Hirudinea)	0
Left-handed/lunged snails (Gastropoda, Archaeopulmonata)	0
Aquatic worms (Oligochaeta)	2
Rat-tailed maggots (Syrphidae)	0
Total # of Taxa Groups Present	1
Group Weighting Factor	1
Group Index Value	1