Double-Crested Cormorant
Nannopterum auritum
The Double-Crested Cormorant is a common diving waterbird seen on Florida lakes, rivers, bays, bridges, and coastal structures.
The Double-Crested Cormorant is a common diving waterbird seen on Florida lakes, rivers, bays, bridges, and coastal structures.
A large dark waterbird with a long neck, hooked bill, orange-yellow facial skin, and turquoise eyes. Breeding adults develop small feather crests behind the eyes.
Swims low in the water, dives using its feet, and often rests on docks, pilings, trees, or rocks with wings spread to dry.
Harmless when left alone. Avoid feeding, approaching nesting colonies, or attempting to free entangled birds without trained help.
Protected under the Migratory Bird Treaty Act. Lethal control, nest removal, egg disturbance, and handling generally require authorization.
Habitat:
Lakes and Ponds, Rivers and Springs, Estuaries and Bays, Coastal Waters
Area / Range:
Statewide
Diet:
Primarily fish, plus crayfish, shrimp, amphibians, and other aquatic prey.
Behavior:
Swims low in the water, dives using its feet, and often rests on docks, pilings, trees, or rocks with wings spread to dry.
Daytime
Active Times:
Best time to see:
Morning through afternoon on open water and resting structures near productive fishing areas
Florida Native Status:
Native
Conservation Status:
Least Concern
Safety Level:
Observe From a Distance
Safety Information:
Harmless when left alone. Avoid feeding, approaching nesting colonies, or attempting to free entangled birds without trained help.
Benefits to Property:
Contributes to aquatic food webs and offers strong viewing value around lakes, rivers, and coastal waters.
Property Concerns:
Roosting groups may leave droppings on docks, boats, trees, and seawalls. Secure fishing line and dispose of hooks properly.
Fun Fact:
The bird spreads its wings after diving because its feathers absorb more water than those of many other waterbirds.
Wildlife Laws:
Protected under the Migratory Bird Treaty Act. Lethal control, nest removal, egg disturbance, and handling generally require authorization.
Identification:
A large dark waterbird with a long neck, hooked bill, orange-yellow facial skin, and turquoise eyes. Breeding adults develop small feather crests behind the eyes.