Category Archives: Fish

Evolutionary genomics informs salmon conservation

by Tasha Thompson, Michael Miller, Daniel Prince and Sean O’Rourke Spring Chinook and summer steelhead (premature migrators) have been extirpated or are in decline across most of their range while fall Chinook and winter steelhead populations (mature migrators) remain relatively healthy. … Continue reading

Posted in Biology, Conservation, Fish | Tagged , , , | 1 Comment

The Little Shasta River: A model for sustaining our national heritage

by Ann Willis, Rob Lusardi, Alex Hart, Susan Hart, Blair Hart, Andrew Braugh, Amy Campbell, Ada Fowler Rancher: farms. Conservationist: fish. Researcher: science. Too often, identity is used to divide us. Stereotypes are used to stake out conflicting positions. It’s … Continue reading

Posted in Agriculture, Conservation, Fish, reconciliation, Restoration, Sustainability | Tagged , , | 4 Comments

California WaterFix and Delta Smelt

by Peter Moyle and James Hobbs The delta smelt is on a trajectory towards extinction in the wild.  Heading into 2017, the spawning adult population was at an all-time low although this past wet winter has apparently seen a small … Continue reading

Posted in California Water, Conservation, Delta, Fish, Planning and Management, Restoration, Sacramento-San Joaquin Delta, Sustainability | Tagged , | 16 Comments

Fish, flows, and 5937 – legal challenges on the Santa Maria River

by Karrigan Bork, JD, PhD Driving down the 101, you cross a half-mile long bridge over the Santa Maria River into the city of Santa Maria, California. It’s a large bridge, with big levees to constrain the river on either … Continue reading

Posted in California Water, Fish, Groundwater, Planning and Management, Sustainability | Tagged | 3 Comments

The Future of California’s Unique Salmon and Trout: Good News, Bad News

by Robert Lusardi, Peter Moyle, Patrick Samuel, and Jacob Katz California is a hot spot for endemic species, those found nowhere else in the world.  Among these species are 20 kinds of salmon and trout. That is an astonishing number … Continue reading

Posted in Biology, California Water, Climate Change, Conservation, Fish, reconciliation, Salmon, Stressors, Uncategorized | Tagged , , , | 7 Comments

Facing Extinction II: Making hard decisions

by Jason Baumsteiger and Peter Moyle In part I of our blog, we projected a bleak future for many freshwater fishes, especially in California. Some difficult decisions will need to be made to prevent extinctions or to verify them.  However … Continue reading

Posted in Biology, Conservation, Fish, Planning and Management | Tagged , | 3 Comments

Facing extinction: California fishes

by Peter Moyle and Jason Baumsteiger At least two species of California fishes appear to be facing imminent extinction in the wild: delta smelt and winter-run Chinook salmon.  These species could join about 57 other North American fishes declared extinct. … Continue reading

Posted in Biology, Conservation, Fish, Planning and Management | Tagged , | 5 Comments

What do stream fish do during flood flows?

By Peter B. Moyle My local stream, Putah Creek, looks like a river these days.  Water is pouring down the Glory Hole of Lake Berryessa and rushing in muddy turmoil from the ‘dry’ creeks that are its main tributaries.   The … Continue reading

Posted in Fish, flood, Floodplains, Salmon | Tagged | 1 Comment

The Horror of a Salmon’s Wheel of Misfortune

By Miranda Tilcock Salmon in the Stream 10 little salmon eggs, resting in a redd 1 was covered in silt, now the egg is dead 9 little alevin, with their yolks attached, 1 was washed away, and never made it … Continue reading

Posted in Conservation, education, Fish, Floodplains, Salmon, Uncategorized | Tagged , | 5 Comments

Scott Valley pioneers instream flow and groundwater management for reconciled water use

by Gus Tolley The Scott River is one of California’s four major undammed streams and important spawning habitat for coho (a species listed as “threatened”) and Chinook salmon. This peaceful and pastoral agricultural valley is at the center of several … Continue reading

Posted in California Water, Groundwater, Planning and Management, Salmon, Uncategorized, Water Markets | Tagged | 5 Comments