Aves |
Sphenisciformes |
Spheniscidae
Environment: milieu / climate zone / εύρος βάθους / distribution range
Οικολογία
. Temperate; 30°S - 50°S, 160°E - 175°W
Southwest Pacific: Endemic to New Zealand.
Length at first maturity / Μέγεθος / Weight / Age
Γεννητική Ωρίμανση: Lm ?  range ? - ? cm Max length : 66.0 cm TL αρσενικό/απροσδιόριστο; (Αναφ. 91362); μεγ. δημοσιευμένο βάρος: 5.5 kg (Αναφ. 356)
Total breeding population is 1,410 to 1,770 pairs, while individually it’s a total of 4,028 to 5,057 birds. They are threatened by habitat clearance, fires, and trampling of nests. Eggs and chicks are predated on by dogs, cats, pigs and stoats (Ref. 84934). This is a shy and timid species, where individuals or small groups are found at sea. They nest singly or in loose colonies in temperate forests or on grassy coastal cliffs (Ref. 91362). Pursuit diving (Ref. 356). Breeds under coastal vegetation or among roots (Ref. 84934).
Life cycle and mating behavior
Γεννητική Ωρίμανση | Αναπαραγωγή | Γεννοβολία | Eggs | Γονιμότητα | Larvae
Harrison, P. 1987 Seabirds of the world: a photographic guide. Christopher Helm, Hong Kong, 317p. (Αναφ. 91362)
IUCN Red List Status
(Αναφ. 130435: Version 2025-1)
CITES status (Αναφ. 108899)
Not Evaluated
Not Evaluated
Threat to humans
Human uses
| FishSource |
Εργαλεία
Περισσότερες πληροφορίες
Population dynamicsΑύξησηMax. ages / sizesLength-weight rel.Length-length rel.Length-frequenciesMass conversionΑφθονία Life cycleΑναπαραγωγή
Γεννητική Ωρίμανση
Γονιμότητα
Γεννοβολία
Eggs
Egg development
Larvae
PhysiologyΚατανάλωση οξυγόνου
Human RelatedStamps, coins, misc.
Διαδικτυακές πηγές
Estimates based on models
Fishing Vulnerability
Moderate to high vulnerability (46 of 100).
Price category
Unknown.