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Oregon Marine Mammal Stranding Network (OMMSN)

CLICK HERE to learn what to do if you find a marine mammal ashore

Objectives of the Oregon Marine Mammal Stranding Network

  • Promote the scientific investigation of marine mammal stranding events
  • Provide for the welfare of live stranded animals
    • Mitigate harassment
    • Disentangle marine mammals from debris and fishery gear
  • Advance public education about marine mammal strandings
  • Report Level A Data to NMFS for inclusion in national database

Please be advised: it is normal for seals and sea lions to rest on shore, and there are no rescue and rehabilitation options for sick or injured seals and sea lions in Oregon. The state policy is to minimize disturbance from people and to let nature take its course.

READ MORE ABOUT the Oregon Marine Mammal Stranding Network

Sea Lion Webcam at Newport's Port Dock 1

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Sea Lion Webcam at Newport's Port Dock 1

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Stranding News

5 Cetacean strandings in 4 Days

stranded striped dolphin

Over the course of just four days, between the 19th and 22nd of February 2014, the Oregon Marine Mammal Stranding Network was alerted to strandings of four striped dolphins (Stenella coeruleoalba) and one Dall's porpoise (Phocoenoides dalli), along a 174 mile stretch of the Oregon coast between Gearhart and North Bend. Necropsies were performed on 4 of the 5 animals by Jim Rice and Debbie Duffield (of Portland State University). One of the dolphins had stranded alive alongside a conspecific that died on the beach and was pushed back into the water by passers-by and was never reported again. All of the animals that were examined appeared to have succumbed to acute neurological disorders. Read More