You can sponsor this page

Tylochromis intermedius (Boulenger, 1916)

Envoyez vos Photos et vidéos
 Images Google
Image of Tylochromis intermedius
No image available for this species;
drawing shows typical species in Cichlidae.

Classification / Names Noms communs | Synonymes | Catalog of Fishes(Genre, Espèce) | ITIS | CoL | WoRMS | Cloffa

> Cichliformes (Cichlids, convict blennies) > Cichlidae (Cichlids) > Pseudocrenilabrinae
Etymology: Tylochromis: Greek, tylos = callus + Greek, chromis = a fish, perhaps a perch (Ref. 45335);  intermedius: Named by Boulenger (1916) presumably in reference to its scale formula which he stated to be intermediate between that of T. jentinki and T. lateralis (Ref. 52346).
More on author: Boulenger.

Issue
Specific status has been questioned by Schultz (1942) and Daget (1954)(Ref. 52346).

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

; eau douce benthopélagique; pH range: 6.5 - 7.5; dH range: 2 - ?. Tropical; 24°C - 28°C (Ref. 2059); 14°N - 5°N

Distribution Pays | Zones FAO | Écosystèmes | Occurrences | Point map | Introductions | Faunafri

Africa: coastal rivers from Gambia to the Tano River in Ghana (Ref. 52307, 53405).

Taille / Poids / Âge

Maturity: Lm ?  range ? - ? cm
Max length : 27.2 cm TL mâle / non sexé; (Ref. 130795)

Description synthétique Clés d'identification | Morphologie | Morphométrie

Épines dorsales (Total) : 12 - 15; Rayons mous dorsaux (Total) : 15 - 18; Épines anales: 3; Rayons mous anaux: 7 - 9; Vertèbres: 31. Diagnosis: 31 vertebrae (Ref. 52346). 3 scale rows between anterior parts of upper and lower lateral line; thin lips and a lower jaw with posterior end lower than tip (forming an angle of 15-20° with the horizontal)(Ref. 7378, 52346, 53405).

Biologie     Glossaire (ex. epibenthic)

Opportunistic benthic macrophage (Ref. 52346). Prefers insects and their larvae; maternal mouthbrooder that does not pair-bond (Ref. 52307).

Life cycle and mating behavior Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves

Référence principale Upload your references | Références | Coordinateur : Kullander, Sven O. | Collaborateurs

Stiassny, M.L.J., 1989. A taxonomic revision of the African genus Tylochromis (Labroidei, Cichlidae); whith notes on the anatomy and relationships of the group. Ann. Mus. R. Afr. Cent. Ser. 8, Sci. Zool., 258:1-161. (Ref. 52346)

Statut dans la liste rouge de l'IUCN (Ref. 130435)

  Préoccupation mineure (LC) ; Date assessed: 14 January 2020

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Menace pour l'homme

  Harmless





Utilisations par l'homme

FAO - Publication: search | FishSource |

Plus d'informations

Trophic ecology
Éléments du régime alimentaire
Diet compositions
Food consumptions
Food rations
Prédateurs
Ecology
Écologie
Population dynamics
Growths
Max. ages / sizes
Length-weight rel.
Length-length rel.
Fréquences de longueurs
Mass conversions
Recruitments
Abundances
Life cycle
Reproduction
Maturities
Fecundities
Spawnings
Spawning aggregations
Egg(s)
Egg developments
Larves
Dynamique des populations larvaires
Distribution
Pays
Zones FAO
Écosystèmes
Occurrences
Introductions
BRUVS - Videos
Anatomy
Gill areas
Cerveaux
Otolithes
Physiology
Body compositions
Nutrients
Oxygen consumptions
Type de nage
Swimming speeds
Visual pigment(s)
Sons de poissons
Diseases / Parasites
Toxicities (LC50s)
Genetics
Génétique
Electrophoreses
Heritabilities
Human related
Aquaculture systems
Profils d'aquaculture
Souches
Ciguatera cases
Stamps, coins, misc.
Outreach
Collaborateurs
Taxonomy
Noms communs
Synonymes
Morphologie
Morphométrie
Images
References
Références

Outils

E-book | Guide de terrain | Clés d'identification | Générateur de fréquences de longueur | Outil de dynamique de population | Carte par point | Classification Tree | Catch-MSY |

Articles particuliers

Maintenance en aquarium | Articles sur l'espèce | Rapports d'aquaculture

Télécharger en XML

Page de résumé | Coordonnées géographiques | Noms communs | Photos

Sources Internet

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | BOLDSystems | Websites from users | FishWatcher | CISTI | Catalog of Fishes: Genre, Espèce | DiscoverLife | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GenBank: génôme, nucléotide | GloBI | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | Arbre de Vie | Wikipedia: aller à, chercher | World Records Freshwater Fishing | Zoological Record

Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02188 (0.01112 - 0.04305), b=2.97 (2.80 - 3.14), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref. 93245).
Niveau trophique (Ref. 69278):  2.6   ±0.3 se; based on size and trophs of closest relatives
Résilience (Ref. 120179):  Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (17 of 100).