Pterodroma externa, Juan fernandez petrel
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Pterodroma externa   (Salvin, 1875)

Juan fernandez petrel
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Classification / Names Common names | Synonyms | CoL | ITIS | WoRMS

Aves | Procellariiformes | Procellariidae

Environment: milieu / climate zone / depth range / distribution range Ecology

Others.  Tropical

Distribution Countries | FAO areas | Ecosystems | Occurrences | Introductions

Indo-Pacific and Southeast Atlantic. Tropical and subtropical.

Length at first maturity / Size / Weight / Age

Maturity: Lm ?  range ? - ? cm Max length : 43.0 cm TL male/unsexed; (Ref. 84934); max. published weight: 430.00 g (Ref. 356)

Short description Morphology

Culmen: 3.78 cm; tarsus: 4.08 cm; wing: 31.8 cm.

Biology     Glossary (e.g. epibenthic)

Forms breeding colonies on oceanic islands. Does not commonly trail ships (Ref. 91362). Exhibits pursuit diving (Ref. 356).

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Main reference References | Coordinator | Collaborators

Lepage, D. 2007 Avibase -the World Bird Database. http://www.bsc-eoc.org/avibase/avibase.jsp [accessed 09/07/2007]. (Ref. 7816)

IUCN Red List Status (Ref. 130435: Version 2025-1)

  Vulnerable (VU) (D2); Date assessed: 07 August 2018

CITES status (Ref. 108899)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

Human uses


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Trophic Ecology
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Diet composition
Food consumption
Predators
Ecology
Ecology
Population dynamics
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Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
Abundance
Life cycle
Reproduction
Maturity
Fecundity
Spawning
Eggs
Egg development
Larvae
Distribution
Countries
FAO areas
Ecosystems
Occurrences
Introductions
Physiology
Oxygen consumption
Human Related
Stamps, coins, misc.
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Taxonomy
Common names
Synonyms
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Pictures
References
References

Internet sources

BHL | BOLD Systems | CISTI | DiscoverLife | FAO(Publication : search) | Fishipedia | GenBank (genome, nucleotide) | GloBI | Gomexsi | Google Books | Google Scholar | Google | PubMed | Tree of Life | Wikipedia (Go, Search) | Zoological Record

Estimates based on models

Fishing Vulnerability (Ref. 71543): Low to moderate vulnerability (33 of 100).
Price category (Ref. 80766): Unknown.

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