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Ctenopharynx pictus (Trewavas, 1935)

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Classification / Names Common names | Synonyms | Catalog of Fishes(genus, species) | ITIS | CoL | WoRMS | Cloffa

Teleostei (teleosts) > Cichliformes (Cichlids, convict blennies) > Cichlidae (Cichlids) > Pseudocrenilabrinae
Etymology: Ctenopharynx: Greek, kteis, ktenos = comb + Greek, pharyngx = pharynx (Ref. 45335)pictus: From the Latin "pictus" = painted, coloured (Ref. 55925).
More on author: Trewavas.

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

Freshwater; benthopelagic; depth range ? - 78 m (Ref. 55925). Tropical; 24°C - 26°C (Ref. 2060); 9°S - 15°S

Distribution Countries | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri

Africa: Endemic to Lake Malawi. Occurs in Monkey Bay, Nankumba, Otter Point, Domwe and Thumbi West Islands and the north end of Lake Malawi.

Size / Weight / Age

Maturity: Lm ?  range ? - ? cm
Max length : 12.6 cm TL male/unsexed; (Ref. 4981)

Short description Identification keys | Morphology | Morphometrics

Diagnosis: high number of gill-rakers on lower outer arch (32-38); long head, 35.6-40.6% of standard length, and correlated with this a more posterior position of dorsal, pectoral and pelvic fins; long premaxillary pedicel, 33.0-38.4% head length (Ref. 55925).

Biology     Glossary (e.g. epibenthic)

Inhabits rocky areas with a deposit of fine sediment (Ref. 267, 55925), but also found on soft-bottom habitats (Ref. 55925). Feeds on small invertebrates, mainly benthic copepods (Ref. 267, 55925) obtained by sucking up the fine sediment and passing it over the gill-rakers (Ref. 267).

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Main reference Upload your references | References | Coordinator : Kullander, Sven O. | Collaborators

Maréchal, C., 1991. Ctenopharynx. p. 60-61. In J. Daget, J.-P. Gosse, G.G. Teugels and D.F.E. Thys van den Audenaerde (eds.) Check-list of the freshwater fishes of Africa (CLOFFA). ISNB, Brussels; MRAC, Tervuren; and ORSTOM, Paris. Vol. 4. (Ref. 4981)

IUCN Red List Status (Ref. 130435: Version 2024-1)

  Least Concern (LC) ; Date assessed: 22 June 2018

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless





Human uses

Fisheries: commercial; aquarium: commercial
FAO - Publication: search | FishSource |

More information

Trophic ecology
Food items
Diet composition
Food consumption
Food rations
Predators
Ecology
Ecology
Population dynamics
Growth parameters
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
Recruitment
Abundance
Life cycle
Reproduction
Maturity
Maturity/Gills rel.
Fecundity
Spawning
Spawning aggregations
Eggs
Egg development
Larvae
Larval dynamics
Distribution
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BRUVS - Videos
Anatomy
Gill area
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Otolith
Physiology
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Nutrients
Oxygen consumption
Swimming type
Swimming speed
Visual pigments
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Diseases & Parasites
Toxicity (LC50s)
Genetics
Genetics
Heterozygosity
Heritability
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Aquaculture systems
Aquaculture profiles
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Taxonomy
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References

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Internet sources

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

Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 0.6250   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01862 (0.00830 - 0.04177), b=3.01 (2.82 - 3.20), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
Trophic level (Ref. 69278):  3.0   ±0.00 se; based on food items.
Resilience (Ref. 120179):  High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100).
Price category (Ref. 80766):   Unknown.