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The delta smelt (Hypomesus transpacificus) is an endangered [1] slender-bodied smelt, about 5 to 7 cm (2.0 to 2.8 in) long, in the family Osmeridae.Endemic to the upper Sacramento-San Joaquin Estuary of California, it mainly inhabits the freshwater-saltwater mixing zone of the estuary, except during its spawning season, when it migrates upstream to fresh water following winter "first flush ...
The U.S. Fish and Wildlife Service announced Monday that the population of longfin smelt in the bay and the Sacramento-San Joaquin River Delta is now listed as endangered under the federal ...
Sacramento–San Joaquin Delta was designated a National Heritage Area on March 12, 2019. The city of Stockton is located on the San Joaquin River at the eastern edge of the delta. The total area of the Delta, including both land and water, is about 1,100 square miles (2,800 km 2). Its population is around 500,000.
A steelhead trout, about 6 inches long, is collected at the John E. Skinner Delta Fish Protective Facility in April. Fish are captured at the facility, so they can be returned to the Delta, before ...
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.
A Delta water-delivery project — one tunnel or two — has been touted by Jerry Brown and Newsom’s teams as a way of correcting a fundamental problem with California’s delivery system that ...
In the south delta, endangered fish are pulled off traditional migratory paths between high-elevation waters and the San Francisco Bay by the powerful state and federal pumps, which change the ...
English. River's End: California's Latest Water War is a 2021 American documentary film written and directed by Jacob Morrison. It follows the competition over California 's limited water resources amid worsening droughts, as well as the decline of freshwater ecosystems in the California Delta. The documentary draws parallels to the California ...