You can sponsor this page

Hemitaurichthys polylepis (Bleeker, 1857)

Pyramid butterflyfish
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.
Hemitaurichthys polylepis   AquaMaps   Data sources: GBIF OBIS
Upload your photos and videos
 Pictures | Videos | Stamps, coins, misc. | Google image
Image of Hemitaurichthys polylepis (Pyramid butterflyfish)
Hemitaurichthys polylepis
Picture by Muséum-Aquarium de Nancy/D. Terver

Classification / Names Nomi Comuni | Sinonimi | Catalog of Fishes(Genere, Specie) | ITIS | CoL | WoRMS | Cloffa

> Acanthuriformes (Surgeonfishes) > Chaetodontidae (Butterflyfishes)
Etymology: Hemitaurichthys: Greek, hemi = half + Greek, taureia = skin of bull + Greek, ichthys = fish (Ref. 45335).
More on author: Bleeker.

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

marino associati a barriera corallina; distribuzione batimetrica 0 - 60 m (Ref. 128797). Tropical; 35°N - 25°S, 92°E - 124°W

Distribuzione Stati | Aree FAO | Ecosystems | Presenze | Point map | Introduzioni | Faunafri

Pacific Ocean: Christmas Island in the eastern Indian Ocean to Indonesia and the Hawaiian, Line, and Pitcairn islands, north to southern Japan, south to Rowley Shoals and New Caledonia. Replaced by Hemitaurichthys zoster in the Indian Ocean (Ref. 37816).

Size / Peso / Age

Maturity: Lm ?  range ? - ? cm
Max length : 18.0 cm TL maschio/sesso non determinato; (Ref. 9710)

Short description Chiavi di identificazione | Morfologia | Morfometria

Spine dorsali (totale) : 12; Raggi dorsali molli (totale) : 23 - 26; Spine anali: 3; Raggi anali molli: 19 - 21.

Biologia     Glossario (es. epibenthic)

Occur in large schools that may extend several meters above the edges of steep current-swept outer reef slopes. Common (Ref. 9710). Benthopelagic (Ref. 58302). Feed on plankton (Ref. 3921). Oviparous (Ref. 205). Form pairs during breeding (Ref. 205).

Life cycle and mating behavior Maturities | Riproduzione | Spawnings | Egg(s) | Fecundities | Larve

Form pairs during breeding (Ref. 205).

Main reference Upload your references | Bibliografia | Coordinatore | Collaboratori

Myers, R.F., 1991. Micronesian reef fishes. Second Ed. Coral Graphics, Barrigada, Guam. 298 p. (Ref. 1602)

IUCN Red List Status (Ref. 130435)

  Least Concern (LC) ; Date assessed: 09 October 2009

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless





Human uses

Pesca: commerciale; Acquario: Commerciale
FAO - Publication: search | FishSource | Sea Around Us

Informazioni ulteriori

Trophic ecology
Prede
Diet compositions
Food consumptions
Food rations
Predatori
Ecology
Ecologia
Population dynamics
Growths
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversions
Recruitments
Abundances
Life cycle
Riproduzione
Maturities
Fecundities
Spawnings
Spawning aggregations
Egg(s)
Egg developments
Larve
Dinamica popolazioni larvali
Distribution
Stati
Aree FAO
Ecosystems
Presenze
Introduzioni
BRUVS - Videos
Anatomy
Gill areas
Cervelli
Otoliths
Physiology
Body compositions
Nutrients
Oxygen consumptions
Swimming type
Swimming speeds
Visual pigment(s)
Suoni dei Pesci
Diseases / Parasites
Toxicities (LC50s)
Genetics
Genetica
Electrophoreses
Heritabilities
Human related
Aquaculture systems
Profili di acquacoltura
Varietà
Ciguatera cases
Stamps, coins, misc.
Outreach
Collaboratori
Taxonomy
Nomi Comuni
Sinonimi
Morfologia
Morfometria
Immagini
References
Bibliografia

Strumenti

Bio-Quiz | E-book | Giuda pratica | Chiavi di identificazione | Generatore frequenze di lunghezza | Strumento Parametri Biologici | Mappa dei ritrovamenti | Classification Tree | Catch-MSY |

Special reports

Check for Aquarium maintenance | Check for Species Fact Sheets | Check for Aquaculture Fact Sheets

Download XML

Summary page | Point data | Nomi Comuni | Photos

Fonti Internet

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | BOLDSystems | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes: Genere, Specie | DiscoverLife | DORIS | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GenBank: genome, nucleotide | GloBI | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Database Nazionali | Otolith Atlas of Taiwan Fishes | Acquari pubblici | PubMed | Reef Life Survey | Socotra Atlas | Tree of Life | Wikipedia: Go, ricerca | World Records Freshwater Fishing | Zoological Record

Estimates based on models

Preferred temperature (Ref. 123201): 24.7 - 28.9, mean 27.7 °C (based on 392 cells).
Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5625   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02239 (0.01117 - 0.04486), b=3.02 (2.85 - 3.19), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
Trophic level (Ref. 69278):  3.1   ±0.1 se; based on diet studies.
Resilienza (Ref. 120179):  Alto, tempo minimo di raddoppiamento della popolazione meno di 15 mesi (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100).
Price category (Ref. 80766):   Unknown.
Nutrients (Ref. 124155):  Calcium = 95.3 [49.9, 149.9] mg/100g; Iron = 0.921 [0.541, 1.511] mg/100g; Protein = 18.4 [17.1, 19.5] %; Omega3 = 0.119 [0.070, 0.197] g/100g; Selenium = 36.3 [18.7, 71.0] μg/100g; VitaminA = 71.5 [20.5, 244.3] μg/100g; Zinc = 1.33 [0.88, 1.91] mg/100g (wet weight);