“Watersnipe Flies, Aquatic Flies”
Family Overview
Athericidae
Watersnipe Flies, Aquatic Flies
The head is visible but reduced and partly retracted in the thorax; the mouth hooks (mandibles) move up and down parallel to one another; the body is cylindrical; the abdomen has two pairs of long pointed tubercles laterally and dorsolaterally, eight pairs of ventral prolegs with tiny apical hooks, and a pair of long hairy tubercles posteriorly.
Characteristics
POLLUTION TOLERANCE
Mid-Atlantic: up to 2
Upper Midwest: up to 2
Midwest: up to 3.1
Southeast: up to 2.1
0 = least tolerant, 10 = most tolerant
FEEDING HABITS
Piercer / Predator
MOVEMENT
Burrower
Sprawler
Sprawler
Diagnostic Characters
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