Norfolk Island country information

Common names: [No common name]
Occurrence: native
Salinity: marine
Abundance: | Ref:
Importance: | Ref:
Aquaculture: never/rarely | Ref:
Regulations: no regulations | Ref:
Uses: no uses
Comments: C: Ref. 89276.
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/nf.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Holdaway, R.N., T.H. Worthy and A.J.D. Tennyson, 2001
National Database:

Common names from other countries

Gaviotín albo, ... more

Classification / Names / Names Nama-nama umum | Sinonim (persamaan) | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS

> Charadriiformes (Shorebirds) > Laridae ()

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

. Tropical

Penyebaran Negara-negara | Daerah-daerah FAO | Ecosystems | Kemunculan | Introduksi

Indo-Pacific and Atlantic Ocean

Length at first maturity / Size / Weight / umur

Maturity: L_m ? range ? - ? cm Max length : 33.0 cm TL jantan/; (Ref. 8812); Berat maksimum terpublikasi: 160.00 g (Ref. 356)

deskripsi pendek Morfologi

Culmen: 3.2 cm; tarsus: 1.44 cm; wing: 25.2 cm.

Total Length: 28 to 33 cm; Wingspan: 70 to 87 cm (Ref. 8812). Coastal (Ref. 356). Exclusively marine. Breeds at many tropical and subtropical oceanic islands (Ref. 91362). Solitary breeder; uniquely, lays a single egg on tree branch without any nest. Inquisitive; hovers around nest site in presence of human intruders (Ref. 91362). Exhibits dipping behavior (Ref. 356) or surface diving (Ref. 122680). Feeds mainly on fish (Refs. 81748, 122680) driven to the surface by large, predatory fish (Ref. 122680). Diet consists mostly of juvenile goatfish and flying fish (Ref. 122680).

rujukan utama Acuan | Koordinator | mitra

Stiles, F.G. 1984. (Ref. 5856)

Status IUCN Red List (Ref. 130435)

kurang bimbang (LC) ; Date assessed: 17 August 2022

status CITES (Ref. 108899)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

penggunaan manusia

| FishSource |

Alat, peralatan

E-book | Penuntun lapangan

informasi lanjut

Negara-negara
Daerah-daerah FAO
Ecosystems
Kemunculan
Introduksi
Stocks
Ekologi
Makanan
Bahan makanan

Nama-nama umum
Sinonim (persamaan)
Pemangsa
Reproduksi, perkembang biakan
Kematangan
Pemijahan
Fecundity
telur-telur
pekembangan telor

Umur / Saiz
Pertumbuhan
panjang-berat
panjang-panjang
Morfologi
Larva
Kelimpahan

Acuan
Mass conversion

mitra
Gambar

Sumber internet

Estimates based on models

Preferred temperature (Ref. 115969): 24.2 - 29.3, mean 27.9 (based on 1736 cells).

Daya lenting (Ref. 69278) Tinggi, Waktu penggandaan populasi minimum kurang dari 15 bulan (K=27.09).

keancaman (Ref. 71543): Low vulnerability (23 of 100).

kategori harga (Ref. 80766): Unknown.

Gygis alba (Sparrman, 1786)