Chroicocephalus novaehollandiae
The Silver Gull (Chroicocephalus novaehollandiae) is a widespread and highly adaptable medium-sized gull, measuring 38-45 cm in length with a wingspan of 91-96 cm and weighing 260-350 g. Adults are strikingly identifiable by their pure white head, body, and tail, contrasting with a pale grey back and upperwings. Their primary wingtips are black with distinct white 'mirrors' or 'windows,' and they possess bright red bills and legs. Juveniles have duller bills and legs, often with brownish mott...
Primarily found in coastal environments such as beaches, estuaries, and offshore islands, but highly adaptable and also common in urban parks, agricultural lands, and inland wetlands, from sea level to moderate elevations.
An omnivorous and opportunistic feeder, the Silver Gull consumes a wide array of items including marine invertebrates, fish, insects, carrion, human refuse, small eggs, and chicks of other birds, often foraging by scavenging or surface-seizing.
Silver Gulls are diurnal and highly social, forming large communal roosts at night, often near water or on sheltered structures. Their foraging strategy is largely opportunistic; they are adept scavengers, frequently seen following fishing boats, scavenging at rubbish tips, or boldly taking food ...
The Silver Gull's primary range encompasses coastal and inland regions of mainland Australia and Tasmania. It is also found on some islands in the Tasman Sea and southwest Pacific, including New Caledonia and the Loyalty Islands, though these populations are sometimes considered distinct species ...
Least Concern
- The Silver Gull is one of the most common and widespread gulls found across Australia, Tasmania, and some Pacific islands. - Despite its common name 'seagull,' it is frequently found far from the coast, thriving in urban parks, agricultural fields, and inland waterways. - They are highly adapta...