You can sponsor this page

Genicanthus semifasciatus (Kamohara, 1934)

Japanese swallow
Add your observation in Fish Watcher
Native range | All suitable habitat | Point map | Year 2050
This map was computer-generated and has not yet been reviewed.
Genicanthus semifasciatus   AquaMaps   Data sources: GBIF OBIS
Upload your photos and videos
Pictures | Google image


Chinese Taipei (Taiwan) country information

Common names: [No common name]
Occurrence: native
Salinity: marine
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Also Ref. 5193, 47843.
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/tw.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Allen, G.R., 1985
National Database: The Fish Database of Taiwan

Common names from other countries

Classification / Names Populärnamn | synonymer | Catalog of Fishes(Släkte, Arter) | ITIS | CoL | WoRMS | Cloffa

> Acanthuriformes (Surgeonfishes) > Pomacanthidae (Angelfishes)
Etymology: Genicanthus: Greek, geny, -yos = face, jaw + Greek, akantha = thorn (Ref. 45335).

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

marina revassocierade; ej vandrande; djupintervall 15 - 100 m (Ref. 9710).   Tropical

Utbredning Länder | FAO områden | Ekosystem | Förekomster | Point map | Utplanteringar | Faunafri

Western Pacific: southern Japan to Taiwan and northern Philippines.

Size / Vikt / Age

Maturity: Lm ?  range ? - ? cm
Max length : 21.0 cm TL hane/ej könsbestämd; (Ref. 4858)

Short description Morfologi | Morfometri

Taggstrålar i ryggfenan (totalt): 15; Mjukstrålar i ryggfenan (totalt): 15-16; Taggstrålar i analfenan 3; Mjukstrålar i analfenan: 17.

Biologi     Ordlista (t.ex. epibenthic)

Inhabits seaward rocky and coral reefs (Ref. 9710). Hardy aquarium species; takes standard food such as chopped beef, freeze-dried shrimp, mysids, etc. A protogynous hermaphrodite (Ref. 55367). Forms permanent harem groups composed of a single male and several smaller females (Ref. 55367).

Life cycle and mating behavior Könsmognad | Reproduktion | Lek | Ägg | Fecundity | Larver

A monandric species (Ref. 55367). Sex change occurs at 9.3 cm TL (Ref. 55367). Forms permanent harem groups composed of a single male and several smaller females (Ref. 55367). Also Ref. 103751.

Main reference Upload your references | referenser | Koordinator | Medarbetare

Allen, G.R., 1985. Butterfly and angelfishes of the world. Vol. 2. 3rd edit. in English. Mergus Publishers, Melle, Germany. (Ref. 4858)

IUCN Red List Status (Ref. 130435)

  Least Concern (LC) ; Date assessed: 08 October 2009

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless




Human uses

Akvarium: Kommersiell
FAO(Publication : search) | FishSource |

Ytterligare information

Länder
FAO områden
Ekosystem
Förekomster
Utplanteringar
Stocks
Ekologi
Föda
Födoslag
Födointag
Näringsinnehåll
Populärnamn
synonymer
Metabolik
Predatorer
Ekotoxikologi
Reproduktion
Könsmognad
Lek
Fecundity
Ägg
Egg development
Age/Size
Tillväxt
Length-weight
Length-length
Length-frequencies
Morfometri
Morfologi
Larver
Larvdynamik
Rekrytering
Abundans
referenser
Vattenbruk
Vattenbruksprofil
Avelslinjer
Genetik
Electrophoreses
Ärftlighet
Sjukdomar
Behandling
Mass conversion
Medarbetare
Bilder
Stamps, Coins Misc.
Ljud
Ciguatera
Hastighet
Simsätt
Gälyta
Otoliths
Hjärnstorlek
Syn

Verktyg

Special reports

Download XML

Internet-källor

Estimates based on models

Preferred temperature (Ref. 115969): 21.9 - 27.7, mean 24.3 (based on 24 cells).
Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5010   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.03090 (0.01359 - 0.07026), b=2.89 (2.70 - 3.08), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
Trofisk nivå (Ref. 69278):  3.4   ±0.45 se; based on food items.
Resiliens (Ref. 120179):  Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (11 of 100).