- Moving levees can help recharge groundwater aquifers in CaliforniaPosted 5 hours ago
- Researchers develop ultra-sensitive temperature sensor using new materials derived from plant cellsPosted 3 days ago
- Craig Brook National Fish Hatchery tracks dissolved oxygen to protect endangered Atlantic salmonPosted 4 days ago
- Drones map Chile agricultural overhaul after Inca invasionPosted 6 days ago
- MIT undergrads characterize Kīlauea’s volcanic smogPosted 1 week ago
- USGS study finds that chemicals in runoff from coal-tar-sealed pavement are deadly to some aquatic lifePosted 1 week ago
- ‘Warm blob’ in Pacific not to blame for wacky weather, may yet provide insight into climate changePosted 2 weeks ago
- OTT RLS Radar Water Level Sensor offers solid design and proven reliabilityPosted 2 weeks ago
Lack of rain slows endangered salmon
Lack of rain has held up endangered coho salmon on their way up California’s Russian River, prompting concerns from biologists and conservationists that many from this small population will be killed by anglers who think they’ve hooked a steelhead, a popular sport fish.
The coho are usually spawning in tributaries upstream by now, but low flows have kept them in the main stem of the river. Russian River coho salmon are federally endangered and the target of an extensive rehabilitation program that includes population monitoring and stocking hatchery fish. As few as three coho returned to the river to spawn in recent years, though officials counted over 100 this year.
Read more at Santa Rosa PressDemocrat