Marbled Murrelet Predators

They feed primarily on fish and invertebrates in near shore marine waters although they have also been detected on rivers and inland lakes.

Marbled murrelet predators.

It is also known that the major. The marbled murrelet was listed by the us fish and wildlife service as threatened in 1992 and was listed as threatened by the washington state department. The old growth forest that s left is often in parks where the presence of people and their food has attracted huge numbers of jays and ravens which eat marbled murrelet eggs and chicks. Brown mottled summer nest on old growth conifer limbs 2 30.

About 30 to 40 days after hatching the young marbled murrelet takes its first flight and goes all the way to the ocean. Marbled murrelet facts family alcidae. Related to puffins murres auks size 10 inches habitat surfline to 2 miles out plumage dark grey above white below winter. Marbled murrelets and humans the marbled murrelet is considered globally endangered with some evidence of.

Steller s jays cyanocitta stelleri and common ravens corvus corax prey on marbled murrelet eggs and nestlings. The marbled murrelet is listed as a federal threatened and state endangered species wac 220 610 010 in washington endangered means any wildlife species native to the state that is seriously threatened with extinction. Threats in the form of gill nets and oil spills affect this species as well. It is well established that corvids are major predators of murrelet eggs and chicks hébert and golightly 2007 malt and lank 2009 golightly and schneider 2009.

Assuming that corvids are the most important predators larger reserves of habitat will lessen negative hard edge effects. The end goal for these birds is to be very secretive and quiet so predators don t find their nests and they can produce young said rivers. They typically lay their single egg high in a tree on a horizontal limb at least 4 inches in diameter with steller s jays crows and ravens the main predators of murrelet nests. Predation rates on murrelet nests appear higher than other alcids perhaps with the exception of areas with.