Auckland Islands Shag vs Rock Shag

Leucocarbo colensoi compared with Leucocarbo magellanicus

Side-by-Side Comparison

Attribute Auckland Islands Shag Rock Shag
Scientific Name Leucocarbo colensoi Leucocarbo magellanicus
Order Suliformes Suliformes
Family Phalacrocoracidae Phalacrocoracidae
Conservation Status Vulnerable Least Concern
Length
Wingspan 54.7 cm (21.5 in) 50.1 cm (19.7 in)
Weight 2000.0 g (70.55 oz) 1500.0 g (52.91 oz)
Diet -- --
Clutch Size 3 2-4
Population Trend

Habitat Comparison

Shared Habitats

Auckland Islands Shag only

None

Rock Shag only

None

Conservation Status

Vulnerable

Auckland Islands Shag

Least Concern

Rock Shag

About These Birds

Auckland Islands Shag

63 cm. Black and white; orange caruncles. Endemic to Auckland Islands, New Zealand subantarctic. Vulnerable; total population estimated at only a few thousand. Feeds on fish and invertebrates in surrounding cold ocean waters. Non-migratory; restricted to the island group.

Rock Shag

60–66 cm. Black above; white below; vivid red-orange caruncles at bill base in breeding. Breeds coasts and islands of southern Chile, Argentina, and Falkland Islands. Feeds on fish in cold sub-Antarctic inshore waters. Nest on cliff ledges in small colonies; resident.

More Birds to Explore

Explore the Nature FYI Family