Aves |
Sphenisciformes |
Spheniscidae
Environment: milieu / climate zone / depth range / distribution range
Ecology
Others. Temperate; 30°S - 50°S, 160°E - 175°W
Southwest Pacific: Endemic to New Zealand.
Length at first maturity / Size / Weight / Age
Maturity: Lm ? range ? - ? cm Max length : 66.0 cm TL male/unsexed; (Ref. 91362); max. published weight: 5.5 kg (Ref. 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
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Harrison, P. 1987 Seabirds of the world: a photographic guide. Christopher Helm, Hong Kong, 317p. (Ref. 91362)
IUCN Red List Status
(Ref. 130435: Version 2025-1)
CITES status (Ref. 108899)
Not Evaluated
Not Evaluated
Threat to humans
Human uses
| FishSource |
Tools
More information
Population dynamicsGrowthMax. ages / sizesLength-weight rel.Length-length rel.Length-frequenciesMass conversionAbundance Life cycleReproduction
Maturity
Fecundity
Spawning
Eggs
Egg development
Larvae
PhysiologyOxygen consumption
Human RelatedStamps, coins, misc.
Internet sources
Estimates based on models
Fishing Vulnerability
Moderate to high vulnerability (46 of 100).
Price category
Unknown.
