Marbled Murrelet Predators

Throughout their range marbled murrelets are opportunistic feeders and utilize prey of diverse sizes and species.

Marbled murrelet predators.

Marbled murrelets and humans the marbled murrelet is considered globally endangered with some evidence of. 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. 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. It is also known that the major.

Marbled murrelet facts family alcidae. Assuming that corvids are the most important predators larger reserves of habitat will lessen negative hard edge effects. Predation rates on murrelet nests appear higher than other alcids perhaps with the exception of areas with. Brown mottled summer nest on old growth conifer limbs 2 30.

Related to puffins murres auks size 10 inches habitat surfline to 2 miles out plumage dark grey above white below winter. 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. 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. Threats in the form of gill nets and oil spills affect this species as well.

About 30 to 40 days after hatching the young marbled murrelet takes its first flight and goes all the way to the ocean. Smaller reserves should be embedded in a protective matrix of regenerating forest to reduce predation risk at. 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. Steller s jays cyanocitta stelleri and common ravens corvus corax prey on marbled murrelet eggs and nestlings.