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The delta smelt is preyed upon by larger fish, especially striped bass and largemouth bass, which are introduced species in the Sacramento-San Joaquin Delta. [21] Life Cycle of Delta Smelt Throughout the Year [16] A bucket containing Delta Smelt (Hypomesus transpacificus) cultured in laboratory conditions. The Delta Smelt is a critically ...
The Delta is home to approximately 22 species of fish, including several Pacific salmon species, striped bass, steelhead trout, American shad and sturgeon. [5] About two-thirds of California's salmon pass through the Delta on their way upstream to spawn. [46] The small Delta smelt is a key indicator species for the health of the Delta's ...
Endangered delta smelt hatched at UC Davis swim in a holding tank at the Aquarium of the Pacific in Long Beach in 2019 as part of an effort to revive a species threatened with extinction.
This group includes most fish larvae, delta smelt (Hypomesus transpacificus) and longfin smelt (Spirinchus thaleichthys), tule perch (Hysterocarpus traski), and salmon smolts. The delta smelt is of particular interest due to its endangered status. It may be food-limited, but the evidence is somewhat contradictory.
Images of delta smelt kept alive in a hatchery at the UC Davis Fish Conservation and Culture Lab in Byron, California. (Randy Pench/Sacramento Bee/Tribune News Service via Getty Images)
The louvers, left, of the John E. Skinner Delta Fish Protective Facility, seen by drone on Wednesday, May 22, 2024, help guide fish out of the channel that leads to the Harvey O. Banks Pumping ...
In some western parts of the United States, smelt populations have greatly declined in recent decades, leading to their protection under the Endangered Species Act. The Delta smelt (Hypomesus transpacificus) found in the Sacramento Delta of California, and the eulachon (Thaleichthys pacificus) found in the Northeast Pacific and adjacent rivers ...
Populations of salmon, delta smelt and other native species have been on a steep decline in recent years. Regulators shut down the fishing season last year because populations of fall-run Chinook ...