Silver Gull (species: Chroicocephalus novaehollandiae) in Werrikimbe NP (Gaia Guide)
Chroicocephalus novaehollandiae
Silver Gull


©Leo: Silver Gull (Chroicocephalus novaehollandiae)

©Charlie: Silver Gull (Chroicocephalus novaehollandiae)

©Leo: A Silver Gull on Pambula Beach.
Kingdom Animalia
Phylum Chordata
Class Aves
Order Charadriiformes
Family Laridae
Genus Chroicocephalus
Species Chroicocephalus novaehollandiae

Colours

                   

Distinguishing features

The head, body and tail are white. The wings are light grey with white spotted, black tips. Juveniles have brown patterns on their wings, and a dark beak. Adults have bright red beaks—the brighter the red, the older the bird. (Wikipedia)

Size

  • From 40 cm to 45 cm (Length of specimen)

Wingspan

  • From 85 cm to 100 cm

Synonyms

Interesting facts

  • One gull that was named ‘Steven’ would wait for a signal (one of the crew holding his hand up) and then would fly up to the boat and catch prawns that were thrown into the air for him.

Distribution


©Atlas of Living Australia: Australian distribution

Distribution and habitat preferences

Silver gulls are found, mainly in coastal areas, in all states of Australia. It is a common species, having adapted well to urban environments and thriving around shopping centres and garbage dumps. (Wikipedia)

Local abundance

  • Cape Kidnappers, New Zealand: abundant

Audio recordings


download

A group of birds feeding on the ground in a suburban park.

© Nick Talbot
(source)

Diet

It naturally feeds on worms, fish, insects and crustaceans. It is a successful scavenger, allowing increased numbers near human settlements. (Wikipedia)

Web resources

References

  • Smith, G.C. (1987). The birds of Eagle Island, a tropical sand cay on the northern Great Barrier Reef, Australia, The Sunbird, 17(1): 1-11. LIRS catalog number 245.