Laserfiche WebLink
Common Name Scientific Name <br />Fed/ <br />State/ <br />CNPS <br />Other <br />Status Habitat Micro Habitat Potential <br />to Occur <br />Justification for <br />Determination <br />the vicinity of the Study <br />Area. <br />Bridges' coast <br />range <br />shoulderband <br />Helminthoglypta <br />nickliniana <br />bridgesi <br />-/- <br />IUCN_DD- <br />Data <br />Deficient <br />Valley & foothill grassland <br />Inhabits open hillsides of <br />Alameda and Contra Costa <br />counties. Tends to colonize <br />under tall grasses and weeds. <br />None Outside of known range. <br />Ricksecker's <br />water <br />scavenger <br />beetle <br />Hydrochara <br />rickseckeri -/- <br />Aquatic | Sacramento/San <br />Joaquin flowing waters | <br />Sacramento/San Joaquin <br />standing waters <br /> Moderate <br />Suitable habitat is <br />present in the <br />Sacramento River, and <br />there is a reported <br />occurrence within 2 miles <br />of the Study Area. <br />curved-foot <br />hygrotus diving <br />beetle <br />Hygrotus curvipes -/- Aquatic Moderate <br />Suitable habitat may be <br />present within the Study <br />Area, and multiple <br />reported occurrences are <br />present within 2 miles of <br />the Study Area. <br />Middlekauff's <br />shieldback <br />katydid <br />Idiostatus <br />middlekauffi -/- <br />IUCN_CR- <br />Critically <br />Endangered <br />Interior dunes Only known from Contra Costa <br />County and may be extirpated. None <br />The Study Area is outside <br />of the known range, and <br />no suitable habitat is <br />present. <br />vernal pool <br />tadpole shrimp <br />Lepidurus <br />packardi FE/- IUCN_EN- <br />Endangered <br />Valley & foothill grassland | <br />Vernal pool | Wetland <br />Inhabits vernal pools and swales <br />in the Sacramento Valley <br />containing clear to highly turbid <br />water. Pools commonly found in <br />grass-bottomed swales of <br />unplowed grasslands. Some <br />pools are mud-bottomed and <br />highly turbid. <br />Moderate <br />Suitable habitat may be <br />present within the Study <br />Area, and multiple <br />reported occurrences are <br />present within 2 miles of <br />the Study Area. <br />California <br />linderiella <br />Linderiella <br />occidentalis -/- <br />IUCN_NT- <br />Near <br />Threatened <br />Vernal pool <br />Seasonal pools in unplowed <br />grasslands with old alluvial soils <br />underlain by hardpan or in <br />sandstone depressions. Water in <br />the pools has very low alkalinity, <br />conductivity, and total dissolved <br />solids. <br />Moderate <br />Suitable habitat may be <br />present within the Study <br />Area, and multiple <br />reported occurrences are <br />present within 2 miles of <br />the Study Area. <br />molestan <br />blister beetle Lytta molesta -/- Vernal pool | Wetland Low <br />Suitable habitat may be <br />present within the Study <br />Area, and one reported