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Snapshot
Primary Traits
1,777.3 g
0 m
49
—
Record section
Identity and Taxonomy
Scientific identity, taxonomic placement, and source lineage.
Scientific name
Gulosus aristotelis
English name
European Shag
Order
Suliformes
Family
Phalacrocoracidae
Genus
Gulosus
Species
aristotelis
Data source
HBW1, BOTW
Record section
Conservation and Range
Threat status and geographic distribution signals.
Conservation status
Least Concern
Range restricted
No
Island endemic
No
Biogeographic realm
Palearctic
Latitudinal zone
Temperate
Record section
Measurements
Mass and elevation values from the stored record.
Minimum female mass
1,407 g
Maximum female mass
1,788 g
Minimum male mass
1,760 g
Maximum male mass
2,154 g
Minimum unsexed mass
No data
Maximum unsexed mass
No data
Average mass
1,777.3 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
3
Primary diet
Fish
Diet breadth
1
Diet specialization index
1.52
Record section
Behavior and Reproduction
Breeding, nesting, incubation, and social traits.
Social behavior
Colonial
Mating system
Polygynous
Cooperative breeding
No data
Nest type
Platform
Nest substrate
Ground, Rock
Minimum broods per year
1
Maximum broods per year
No data
Minimum clutch size
1
Maximum clutch size
6
Incubating sex
Both
Minimum incubation period
30 d
Maximum incubation period
31 d
Minimum fledging period
53 d
Maximum fledging period
53 d
Nest parasitism
No data
Average clutch size
3.5
Average fledging period
53 d
Record section
Mobility and Flight
Flight ability and movement pattern.
Flight status
Flies
Mobility patterns
Partial Migrant, Dispersive, Sedentary