The research was conducted over two decades. To date, almost 25% of the sea lions that first responders bring to the Marine Mammal Center in Sausalito have died from one aggressive cancer, among the highest prevalence of a single cancer type in any mammal, including humans.
California Sea Lions
The center said it sees a surge in the number of sea lions admitted with symptoms of leptospirosis every four to five years. Before the 2017 outbreak, the most recent ones occurred in 2011 and 2008. During the 2011 outbreak, about 200 sea lions infected with leptospirosis were admitted to the center, according to a news release.
Since 2015, over 1,200 California sea lions have been calling rehabilitation centers home across the state. In Sausalito’s Marine Mammal Center, more than 400 sea lions have been admitted, with others in the hospital recuperating. Experts are of the belief… Read More ›
From the Christian Science Monitor April 10, 2013 Highlighting by Neptune911 editorial staff California’s sea lions, usually celebrated for their entertaining, prankster ways and doglike barks, are making very different headlines right now. Young pups are washing up dehydrated… Read More ›
Crittercam captures Humbolt Squid Flashdancing on Neptune911 for Kids NOAA Fisheries reports: Under the Marine Mammal Protection Act of 1972 (as amended), an Unusual Mortality Event (UME) has been declared for California sea lions in California from January 2013… Read More ›