Delta smelt
E86972
The Delta smelt is a small, endangered fish species native to California’s estuarine waters, widely regarded as an indicator of the ecological health of the Sacramento–San Joaquin River Delta.
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
endangered species
→
fish species → ray-finned fish → |
| bodyColor |
silvery
→
translucent → |
| bodyShape |
slender
→
|
| class |
Actinopterygii
→
|
| commonName |
Delta smelt
→
|
| conservationStatus |
Critically Endangered (IUCN Red List)
→
Endangered (US ESA) → |
| describedBy |
Carl Leavitt Hubbs
→
|
| diet |
small crustaceans
→
zooplankton → |
| endemicTo |
California
→
|
| family |
Osmeridae
→
|
| foundIn |
brackish water
→
freshwater → |
| genus |
Hypomesus
→
|
| habitat |
estuarine waters
→
|
| indicatorOf |
ecological health of the Sacramento–San Joaquin River Delta
→
|
| kingdom |
Animalia
→
|
| lifeHistory |
annual
→
|
| lifespan |
about 1 year
→
|
| managedBy |
California Department of Fish and Wildlife
→
U.S. Fish and Wildlife Service → |
| maximumLength |
about 7 centimeters
→
|
| nativeTo |
Sacramento–San Joaquin River Delta
→
San Francisco Estuary → |
| order |
Osmeriformes
→
|
| phylum |
Chordata
→
|
| reproductiveStrategy |
semelparous
→
|
| roleInEcosystem |
forage fish
→
indicator species → |
| salinityPreference |
low salinity zone
→
|
| scientificName |
Hypomesus transpacificus
→
|
| spawningHabitat |
freshwater reaches of the upper estuary
→
|
| spawningSeason |
late winter to spring
→
|
| subjectOf |
Endangered Species Act protections
→
water management regulations in the Sacramento–San Joaquin Delta → |
| taxonRank |
species
→
|
| threat |
altered freshwater flows
→
climate change → habitat loss → invasive species → pollution → water diversions → |
| trophicLevel |
planktivore
→
|
| typicalLength |
about 5 to 7 centimeters
→
|
| yearDescribed |
1925
→
|
Referenced by (2)
| Subject (surface form when different) | Predicate |
|---|---|
|
Delta smelt
→
|
commonName |
|
Sacramento–San Joaquin River Delta
→
|
isHabitatFor |