Tag Archives: salmon

Hidden links between aquatic and terrestrial ecosystems: part 3 – Eel River

By Nicholas Wright This blog is the third and final of a three part series on ecological subsidies that appeared throughout summer ’23. In California’s north coast, the Eel River winds its way through hills with shady slopes carpeted in … Continue reading

Posted in Uncategorized | Tagged , , , , , , , , , , , , | 1 Comment

Hidden links between aquatic and terrestrial ecosystems: part 2 – Sacramento River

By Nicholas Wright Running through the Central Valley’s patchwork of yellow, green, and brown farmlands is the deep blue of California’s largest river–the Sacramento. Once a much wider river, meandering across the flat valley floor, the Sacramento has been straight-jacketed … Continue reading

Posted in Uncategorized | Tagged , , , , , , , , , | Leave a comment

Putah Creek’s rebirth: a model for reconciling other degraded streams?

By Emily Jacinto, Nann A. Fangue, Dennis E. Cocherell, Joseph D. Kiernan, Peter B. Moyle, and Andrew L. Rypel It’s hard to look at native fishes in Putah Creek and not grin a little. Be it a Sacamento Pikeminnow (below), … Continue reading

Posted in Uncategorized | Tagged , , , , , , , , , , | 1 Comment

Endangered Freshwater Fishes: Does California Lead the World?

By Peter B. Moyle & Robert A. Leidy See Moyle and Leidy (2023) for much more detailed version of this essay. https://doi.org/10.1017/9781108758826 Few things give the authors of this essay more pleasure than swimming in a California stream on a … Continue reading

Posted in Uncategorized | Tagged , , , , , , , , | Leave a comment

Facing the Dragon: California’s Nasty Ecological Debts

By Andrew L. Rypel “Every time you borrow money, you’re robbing your future self.” ~N. Morris When I was younger, a close friend of mine struggled with a crippling debt. It was during that unique period shortly before and after … Continue reading

Posted in Uncategorized | Tagged , , , , , , , , , , , | 4 Comments

What’s the dam problem with deadbeat dams?

by Andrew L. Rypel, Christine A. Parisek, Jay Lund, Ann Willis, Peter B. Moyle, Sarah Yarnell, Karrigan Börk *this is a repost of a blog originally published in June 2020. Damming rivers was once a staple of public works and … Continue reading

Posted in Uncategorized | Tagged , , , , , , , , , , , , | 6 Comments

Hatcheries alone cannot save species and fisheries

By Andrew L. Rypel and Peter B. Moyle The photo is a common one (Fig 1). Large numbers of fish are being released into a river, stream or estuary – products of a fish hatchery. A politician or government leader … Continue reading

Posted in Uncategorized | Tagged , , , , | 3 Comments

Being patient and persistent with nature

By Andrew L. Rypel In the coming weeks, fall-run Chinook salmon (Oncorhynchus tshawytscha) will appear in Putah Creek again to spawn. The fact that any salmon spawn in Putah Creek is a small miracle, and testimony to the resilience of … Continue reading

Posted in Uncategorized | Tagged , , , , | Leave a comment

A Swiss Cheese Model for Fish Conservation in California

by Andrew L. Rypel, Peter B. Moyle, and Jay Lund We read with great interest Nicholas Chistakis’s piece outlining a “Swiss Cheese Model For Combating Covid-19” in the Wall Street Journal. Christakis presents a model for considering the individual steps … Continue reading

Posted in Uncategorized | Tagged , , , , , , , , , , , | Leave a comment

Fish are born free, but are everywhere in cages this spring

by Carson Jeffres, Eric Holmes, and Andrew Rypel State, federal, and local governments, water users, and the public are all concerned with the survival of salmon.   Over decades, and especially recent years, most salmon runs have severely declined in California. … Continue reading

Posted in Uncategorized | Tagged , , , , , , | Leave a comment