Common name

Scientific name

Location

Status

Comments

Wandering Skipper

Panoquina errans

Marsh edge

G2 (imperiled globally because of rarity)

Candidate for listing in 1974. Larvae feed on salt grass only. Have been observed at the mouth of the slough. Large population on at southern edge of dune pond

Western Pigmy Blue

Brephidium exile

Marsh edge

G5 (globally secure)

Lutica maculata

Foredunes

rare

Sand Tiger Beetle

Cicindella hirticollis gravida

Beach in front of slough mouth

Larvae burrow along wet margin of estuary. Adults feed on flies along high tide by slough mouth

Globose Dune Beetle

Coelus globosus

Foredunes

Category 2 FWLS

Found under sand around roots of foredunes plants.