Silver salmon, caught 10 miles up the Twin Hills River, had small white patches in flesh.

Parasite identified as sea lice.

Drought and high temperatures have dried the creek and caused thousands of pink salmon and Dolly Varden to die before they could spawn. The event raises questions about vulnerability of area salmon streams to climate change, and for local residents food security.

6-20-12 Petroleum smell in chum salmon - Chevak, Alaska, USA

Chum Salmon (Oncorhynchus keta) Filled with Pus

8-12-13 Growth in coho salmon - Hydaburg, Alaska, USA

Local Indigenous community says the invasive species could devastate fishing industry in the area

Like its old-growth trees, the Northwest’s big, old chinook salmon are largely gone, a new study finds, with implications for Puget Sound’s critically endangered southern resident killer whales.

Residents who have long depended on chinook salmon to fill drying racks and smokehouses are worried about their food for next winter.

Another troubling sign of the poor state of this year's Pacific Ocean salmon runs was discovered on one the Klamath River's tributaries after an annual fish survey counted the second lowest number of spring-run Chinook salmon on record.

Research finds farmed salmon virus may cause jaundice/anemia.

Majority of the red salmon went up the middle of the Klutina River and tended to weigh a pound or less.

Causing muted tidal influence