Genus Overview
31 species in North America. The larvae tend to be in organic muck and decaying vegetation. They need to breathe air by they two spiracles on the last abdominal segment.
Characteristics
POLLUTION TOLERANCE
0 = least tolerant, 10 = most tolerant
FEEDING HABITS
Collector / Filterer
Collector / Gatherer
Collector / Gatherer
MOVEMENT
Burrower
Sprawler
Sprawler
DISTRIBUTION
Widespread (east of the Rocky Mtns.)
HABITAT
Lentic-littoral
Lotic-depositional
Lotic-erosional
Lotic-depositional
Lotic-erosional
Diagnostic Characters