Galapagos Islands country information

Common names: [No common name]
Occurrence: native
Salinity: marine
Abundance: common (usually seen) | Ref: Humann, P. and N. Deloach, 1993
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Less frequently seen during the 1982-83 El Niño (Ref. 9405). Found in Isabela and Fernandina Islands (Ref. 41880). Also Ref. 9334. In range Ref. 5592.
National Checklist:
Country Information:
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Humann, P. and N. Deloach, 1993
National Database:

Common names from other countries

Castañeta cola de tijera, Castañuela, Castañeta, ... more

Classificação / Names Nomes comuns | Sinônimos | Catalog of Fishes(Gênero, Espécies) | ITIS | CoL | WoRMS | Cloffa

> Ovalentaria/misc (Various families in series Ovalentaria) > Pomacentridae (Damselfishes) > Chrominae
Etymology: Azurina: Latin, azurinus = blue, pale blue; the name of Leuciscus caeruleus, blue Roach; 1600 (Ref. 45335).
More on author: Gill.

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

marinhas associadas(os) a recifes; não migratória; intervalo de profundidade 6 - 80 m (Ref. 9334), usually 6 - 20 m (Ref. 6852). Tropical; 33°N - 18°S

Distribuição Países | Áreas da FAO | Ecossistemas | Ocorrências | Point map | Introduções | Faunafri

Eastern Pacific: northern Gulf of California to northern Peru, including the Galapagos and Cocos islands.

Tamanho / Peso / Idade

Maturity: L_m ? range ? - ? cm
Max length : 13.4 cm TL macho/indeterminado; (Ref. 59088)

Descrição suscinta Chaves de identificação | Morfologia | Morfometria

Espinhos dorsais (total) : 12; Raios dorsais (total) : 12 - 13; Espinhos anais: 2; Raios anais : 10 - 12. Brown with a prominent black spot on the base of the pectoral fin. Fins with thin light blue or white margin.

Adults inhabit coral or rocky reefs (Ref. 9334). They aggregate in large numbers in open water above reefs and feed on zooplankton. Not strongly territorial as other damselfishes in the area. They become almost invisible in the darkness of deep water except for its brilliant post-dorsal white spot which gives the illusion of glowing in the dark. Oviparous, distinct pairing during breeding (Ref. 205). Eggs are demersal and adhere to the substrate (Ref. 205). Males guard and aerate the eggs (Ref. 205).

Ciclo de vida ou comportamento de acasalamento Maturities | Reprodução | Spawnings | Egg(s) | Fecundities | Larvas

Oviparous, distinct pairing during breeding (Ref. 205). Eggs are demersal and adhere to the substrate (Ref. 205). Males guard and aerate the eggs (Ref. 205).

Referência principal Upload your references | Referências | Coordenador : Allen, Gerald R. | Colaboradores

Allen, G.R., 1991. Damselfishes of the world. Mergus Publishers, Melle, Germany. 271 p. (Ref. 7247)

Status na Lista Vermelha da UICN (Ref. 130435)

Segura ou pouco preocupante (LC) ; Date assessed: 27 May 2007

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Ameaça para os humanos

Harmless

Uso pelos humanos

FAO(Publication : search) | FishSource |

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Estimates based on models

Preferred temperature (Ref. 115969): 21.2 - 28.5, mean 25.9 (based on 40 cells).

Índice de diversidade filogenética (Ref. 82804): PD₅₀ = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].

Bayesian length-weight: a=0.01288 (0.00713 - 0.02327), b=3.10 (2.93 - 3.27), in cm Total Length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245).

Nível Trófico (Ref. 69278): 3.4 ±0.45 se; based on food items.

Resiliência (Ref. 120179): Elevada, tempo mínimo de duplicação da população menor que 15 meses (Preliminary K or Fecundity.).

Fishing Vulnerability (Ref. 59153): Low vulnerability (10 of 100).

Azurina atrilobata (Gill, 1862)