Animalia → Insecta → Rhyacophilidae
Ricker's Free-Living Caddisfly
Rhyacophila rickeri
Invertebrate Animals
ORBIC List 3S1S2
State Rank
SX
S1
S2
S3
S4
S5
S1S2 — Critically Imperiled in Oregon
G3
Global Rank
Vulnerable
List 3
ORBIC
Sensitive / Vulnerable
What do these ranks mean? ORBIC's ranking definitions or NatureServe's conservation status categories
Ecoregions
East Cascades
West Cascades
Counties
Clackamas · Deschutes · Hood River
Other states / provinces
BC, WA +
Range map
Certain
Possible
Extirpated
Absent