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Snapshot
Primary Traits
1,387.5 g
0 m
48
—
Record section
Identity and Taxonomy
Scientific identity, taxonomic placement, and source lineage.
Scientific name
Catharacta chilensis
English name
Chilean Skua
Order
Charadriiformes
Family
Stercorariidae
Genus
Catharacta
Species
chilensis
Data source
HBW3, BOTW, D07
Record section
Conservation and Range
Threat status and geographic distribution signals.
Conservation status
Least Concern
Range restricted
No
Island endemic
No
Biogeographic realm
Neotropical
Latitudinal zone
Tropical-Temperate
Record section
Measurements
Mass and elevation values from the stored record.
Minimum female mass
1,275 g
Maximum female mass
1,532 g
Minimum male mass
1,193 g
Maximum male mass
1,525 g
Minimum unsexed mass
1,100 g
Maximum unsexed mass
1,700 g
Average mass
1,387.5 g
Minimum elevation
No data
Typical lower elevation
0 m
Typical upper elevation
0 m
Maximum elevation
No data
Elevation range
0 m
Typical elevation
0 m
Record section
Ecology
Habitat, diet, and specialization profile.
Primary habitat
Sea
Habitat breadth
2
Primary diet
Carnivore
Diet breadth
4
Diet specialization index
1.1
Record section
Behavior and Reproduction
Breeding, nesting, incubation, and social traits.
Social behavior
Colonial
Mating system
No data
Cooperative breeding
No data
Nest type
Scrape
Nest substrate
Ground
Minimum broods per year
No data
Maximum broods per year
No data
Minimum clutch size
1
Maximum clutch size
2
Incubating sex
No data
Minimum incubation period
28 d
Maximum incubation period
32 d
Minimum fledging period
No data
Maximum fledging period
No data
Nest parasitism
No data
Average clutch size
1.5
Record section
Mobility and Flight
Flight ability and movement pattern.
Flight status
Flies
Mobility patterns
Migratory