This early fur trade called “ California fur fever ”

[mstakh.i.mo.mi]

[108] Mercury in industry, mining and other uses has caused this toxic metal to be widely distributed in the bay, absorbed by phytoplankton in the bay and polluted sports fish. [109] Martinez Beaver in Ahambra Creek also has aquatic mammals in the bay. Before 1825, Spaniards, French, British, Russians and Americans were attracted to the Gulf region to catch large numbers of beavers, otters, mink, fishermen, mink, foxes, weasel, spotted seals, fur seals and sea otters.


is more capable of promoting the opening of the western region and the San student database Francisco Bay Area （ especially the San Francisco Bay Area ） to world trade than any other single factor. [From 110] to 1817, the sea otter in the area has actually been eliminated. [111] Since then, California Golden River has re-established its presence in Ahambra Creek, followed by the Napa River and Sonoma Creek in the north, the Guadalupe River and the Coyote Creek in the south.


[112] North American river otter was first reported in 1996 at Redwood Creek in Muir Beach, [113] was later discovered in Corte Madera Creek in North Bay, Coyote Creek in South Bay and 2010. Richmond Pier in San Francisco Bay. Other mammals include internationally renowned sea lions. They were in the 1989 Loma Preta earthquake [115] and the local famous Humphrey whale. This is a humpback whale in the late 1980s and 1990s.