LA County Invertebrate
Field Guide v2.0

1,021 species + 5 subspecies across 15 taxa groups

Status classification criteria (iNaturalist observation frequency, LA County, place_id=962):
Common >200 obs/year; regularly encountered in habitat. Uncommon 20–200 obs/year; present but requires searching. Rare <20 obs/year; range edge or genuinely scarce. Endangered ESA/CESA/IUCN-listed. Vagrant Non-breeding irregular visitor. Extirpated Formerly present. Historical Not documented recently.

Tile indicators: Status badges appear on all tiles except Common. after the scientific name = introduced/non-native species. Species with formal conservation listings (IUCN Red List, ESA, CESA) show detailed badges in the species detail view — tap any tile to see.