You can sponsor this page

Pycnochromis nigrurus (Smith, 1960)

Blacktail chromis
Upload your photos and videos
Pictures | Google image
Image of Pycnochromis nigrurus (Blacktail chromis)
Pycnochromis nigrurus
Picture by Randall, J.E.


Madagascar country information

Common names: [No common name]
Occurrence: native
Salinity: marine
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments:
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/ma.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Allen, G.R., 1991
National Database:

Common names from other countries

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

> Ovalentaria/misc (Various families in series Ovalentaria) > Pomacentridae (Damselfishes) > Chrominae
Etymology:   More on author: Smith.

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

marina revassocierade; ej vandrande; djupintervall 1 - 30 m (Ref. 7247).   Tropical; 10°N - 35°S

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

Indian Ocean: eastern Africa to Sri Lanka and the Maldives; also recorded at Cocos-Keeling and Christmas Island.

Size / Vikt / Age

Maturity: Lm ?  range ? - ? cm
Max length : 6.0 cm TL hane/ej könsbestämd; (Ref. 4391)

Short description Bestämningsnycklar | Morfologi | Morfometri

Taggstrålar i ryggfenan (totalt) : 12; Mjukstrålar i ryggfenan (totalt) : 10 - 11; Taggstrålar i analfenan: 2; Mjukstrålar i analfenan: 11.

Biologi     Ordlista (t.ex. epibenthic)

Adults inhabit seaward reefs, particularly coral-rich outer reef crests (Ref. 9710). 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).

Life cycle and mating behavior Maturities | Reproduktion | Spawnings | Egg(s) | Fecundities | Larver

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).

Main reference Upload your references | referenser | Koordinator : Allen, Gerald R. | Medarbetare

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

IUCN Red List Status (Ref. 130435)

  Least Concern (LC) ; Date assessed: 01 August 2021

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless




Human uses

Fiskeri: saknar intresse
FAO(Publication : search) | FishSource |

Ytterligare information

Trophic ecology
Födoslag
Diet compositions
Food consumptions
Food rations
Predatorer
Ecology
Ekologi
Home ranges
Population dynamics
Growths
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversions
Recruitments
Abundances
Life cycle
Reproduktion
Maturities
Fecundities
Spawnings
Spawning aggregations
Egg(s)
Egg developments
Larver
Larvdynamik
Distribution
Länder
FAO områden
Ekosystem
Förekomster
Utplanteringar
BRUVS - Videos
Anatomy
Gill areas
Hjärnstorlek
Otoliths
Physiology
Body compositions
Nutrients
Oxygen consumptions
Swimming type
Swimming speeds
Visual pigment(s)
Fiskljud
Diseases / Parasites
Toxicities (LC50s)
Genetics
Genetik
Electrophoreses
Heritabilities
Human related
Aquaculture systems
Vattenbruksprofiler
Avelslinjer
Ciguatera cases
Stamps, coins, misc.
Outreach
Medarbetare
References
referenser

Verktyg

Special reports

Download XML

Internet-källor

Aquatic Commons | BHL | Cloffa | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes(Släkte, Arter) | DiscoverLife | ECOTOX | Faunafri | Fishtrace | GenBank(genome, nucleotide) | GloBI | GOBASE | | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Scirus | SeaLifeBase | Tree of Life | Wikipedia(Go, sök) | World Records Freshwater Fishing | Zoological Record

Estimates based on models

Preferred temperature (Ref. 115969): 23.9 - 28.9, mean 27.5 (based on 578 cells).
Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01259 (0.00579 - 0.02736), b=3.03 (2.84 - 3.22), 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):  Hög, lägsta populationsfördubblingstid mindre än 15 månader (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100).