A small seabird of the North Pacific that looks, at first glance, like it belongs entirely to the ocean. It has a compact body, short wings, and a quick, buzzing flight that can seem almost “wind-up toy fast” as it zips low over the water. In winter, it wears a clean black-and-white look, but in the breeding season, it changes into a beautifully mottled brown pattern—like dappled bark and shadow—which is a big clue to its secret double life.

What makes the marbled murrelet truly famous is that it is a seabird that nests in forests. Instead of raising its chick on a rocky cliff or on a coastal island like many of its seabird cousins, it often flies inland to lay a single egg on a wide, mossy tree branch, sometimes high up in old, tall trees. For a long time, people struggled to find its nests because the bird is so quiet and careful on land. Even today, many birdwatchers experience the marbled murrelet as a sound or a quick shadow at dawn rather than a clear sighting. When it is feeding at sea, it dives and “flies” underwater with its short wings, chasing small fish and other prey with surprising agility. It can look calm floating on the surface, but beneath the water, it’s all speed and sharp turns.

Compared with other murrelets and auks, the marbled murrelet stands out in several ways. It is strongly linked to coastal old forests for breeding, while many related seabirds gather in obvious colonies on cliffs or rocky islands. It also tends to be more solitary: you might see a few birds scattered across a bay rather than a loud crowd packed together. Its breeding-season camouflage is another difference—many seabirds keep bold, high-contrast patterns that read well in open air and bright sea light, but the marbled murrelet’s speckled brown makes sense in a leafy world of trunks, branches, and shadow.

Distribution

Country

Population est.

Status

Year

Comments

Canada

2020

Mexico

2020

Non-Breeding

United States

2020