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Family Overview
Long, slender mayfly with normal plate-like gills on most abdominal segments; the claws are forked on the front legs.
Characteristics
POLLUTION TOLERANCE
Mid-Atlantic: up to 2
Upper Midwest: up to 2
Southeast: up to 3.1
0 = least tolerant, 10 = most tolerant
FEEDING HABITS
Collector / Gatherer
Engulfer / Predator
MOVEMENT
Clinger
Swimmer
Media
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Diagnostic Characters
+ Expanded Character List
Order: Wings developing in wing pads. Mouthparts suitable for chewing. Gills present on tops and sides of abdomen. Segmented legs present. One tarsal claw per leg. Usually with 3 tails (sometimes 2).
Family: Long, slender mayfly with normal plate-like gills on most abdominal segments; the claws are forked on the front legs.