AnAge entry for Aythya marila

Classification (HAGRID: 01099)

Taxonomy
Kingdom: Animalia
    Phylum: Chordata
        Class: Aves (Taxon entry)
            Order: Anseriformes
                Family: Anatidae
                    Genus: Aythya
Species
Aythya marila
Common name
Greater scaup

Lifespan, ageing, and relevant traits

Maximum longevity
22.1 years (wild)
Source
ref. 576
Sample size
Large
Data quality
Acceptable
Observations

Oldest banded bird was 22.1 years [0445].

Life history traits (averages)

Female sexual maturity
365 days
Male sexual maturity
365 days
Incubation
26 days
Clutch size
9 (oviparous)
Clutches per year
1
Weight at hatching
46.3 g
Adult weight
928.5 g
Postnatal growth rate

Metabolism

No information on metabolism is available.

References

External Resources

Integrated Taxonomic Information System
ITIS 175130
Animal Diversity Web
ADW account (if available)
Encyclopaedia of Life
Search EOL
NCBI Taxonomy
Taxonomy ID 189534
Entrez
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Ageing Literature
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Images
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Internet
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