But little can be done because the double-crested cormorant is a protected species.

The double-crested cormorant is a protected species, its safety guarded by Federal law.

The bay has a year-round population of double-crested cormorants.

That is the case with the double-crested cormorant.

To compound the problem, an outbreak of Newcastle disease last year killed 1,600 double-crested cormorants.

A double-crested cormorant flew straight inland from the sea.

The island has become the home of a breeding colony of double-crested cormorants.

He had just recorded his 15th species for the day, a double-crested cormorant, in his notebook.

This bird is often mistaken for the Double-crested Cormorant due to its similar size and behavior.

A double-crested cormorant struggles to swallow a wriggling American eel.

The Double-crested Cormorant is found near rivers, lakes and along the coastline.

The double-crested cormorant, also known as the crow-duck, is a protected species in the United States.

It is small and slender, especially compared to the larger, heavier-looking Double-crested Cormorant.

Recent estimates of the total double-crested cormorant population in North America range from one million to two million birds.

In eastern North America, yellow perch are an extremely important food source for birds such as double-crested cormorants.

The double-crested cormorant nests on nearby islands in Lake Nipigon.

Double-crested cormorant dominate Swinburne, and great black-backed gulls nest on both islands.

Her letter, instead, details observations of the double-crested cormorant, another seaside denizen that has taken up residence in our great metropolis.

Their study found that some bird populations, including those of herring gulls and double-crested cormorants, have made "dramatic recoveries" since then.

American white pelicans and double-crested cormorants often forage on this large prairie reservoir from April to September.

Double-crested Cormorant.

The park is also home to diving Double-crested cormorants and Anhingas, as well as to many species of ducks.

According to currently available information, this subspecies is the third largest among the subspecies of the Double-crested Cormorant.

The Double-crested Cormorant swims low in the water, often with just its neck and head visible, and dives from the surface.

The reserve is also a sanctuary to approximately 152 tropical marine birds, like the frigate bird, brown pelican, and the double-crested cormorant.

Phalacrocorax auritus (Double-crested Cormorant)

The Double-crested Cormorant (Phalacrocorax auritus) is a member of the cormorant family of seabirds.

Hazy Islands Wilderness comprises five small islands and is home to 10 species of birds, including Brandt's cormorant (Phalacrocorax auritus).

Sea birds (Magnificent Frigatebird, Brown Booby, Masked Booby, terns, Double-crested Cormorant (Phalacrocorax auritus), Pelican, petrels) nest on the cliffs and uninhabited islands.

Wires, Linda A., and Francesca J. Cuthbert; Historic Populations of the Double-crested Cormorant (Phalacrocorax auritus): Implications for Conservation and Management in the 21st Century Waterbirds 29(1): 9-37, 2006.

Birds include many seabirds, a large colony of Great Blue Heron (Ardea herodias), the largest remaining population of the endangered Piping Plover and one of the largest colonies of Double-crested Cormorant (Phalacrocorax auritus) in the world.