“Water Scavenger Beetles”
Genus Overview
This widespread genus includes 14 North American species. Adults and larvae occur in slow streams and lentic habitats. Adults are swimmers, divers, and climbers that feed as piercing herbivores and as collectors-gatherers of small bits of organic matter.
Characteristics
POLLUTION TOLERANCE
Southeast: 9.8 and higher
Mid-Atlantic: 10 and higher
0 = least tolerant, 10 = most tolerant
FEEDING HABITS
Collector / Gatherer
Piercer / Herbivore
Piercer / Herbivore
MOVEMENT
Climber
Diver
Swimmer
Diver
Swimmer
DISTRIBUTION
Widespread (east of the Rocky Mtns.)
HABITAT
Lentic-littoral
Lotic-depositional
Lotic-depositional
Diagnostic Characters
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