Genus Overview
No genus-level description defined.
Characteristics
POLLUTION TOLERANCE
Southeast: 3.9
Midwest: 4
Mid-Atlantic: 6
0 = least tolerant, 10 = most tolerant
FEEDING HABITS
Collector / Gatherer
Engulfer / Predator
Scraper / Grazer
Engulfer / Predator
Scraper / Grazer
MOVEMENT
Clinger
Sprawler
Sprawler
DISTRIBUTION
Widespread (east of the Rocky Mtns.)
HABITAT
Lotic-depositional
Diagnostic Characters