Klassifizierung / Names
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Cichliformes (Cichlids, convict blennies) >
Cichlidae (Cichlids) > Pseudocrenilabrinae
Etymology: Chetia: Moçambique local name; brevicauda: The species name describes the low number of caudal vertebrae and the short caudal peduncle (Ref. 52267).
Environment: milieu / climate zone / depth range / distribution range
Ökologie
; süßwasser benthopelagisch. Tropical
Africa: Lecitu River, Buzi system, in Mozambique (Ref. 52267, 52307).
Size / Gewicht / Alter
Maturity: Lm ? range ? - ? cm
Max length : 12.5 cm SL Männchen/unbestimmt; (Ref. 52267)
Kurzbeschreibung
Morphologie | Morphometrie
Rückenflossenstacheln (insgesamt): 14 - 15; Rückenflossenweichstrahlen (insgesamt): 11-13; Afterflossenstacheln 3; Afterflossenweichstrahlen: 9 - 10; Wirbelzahl: 29. Diagnosis: compressed and deep body with greatest body depth at origin of pelvic fins; head large, 39.4-41.0% SL; premaxillary pedicel of upper jaw slightly longer than dentigerous arm of premaxilla; sloping at an angle of 77° from horizon; dental arcade with 2 rows of closely set unicuspid teeth, 53 in outer row, 40 in inner; lower jaw relatively long with rounded dental arcade, and 2 rows of erect, slightly recurved and irregularly spaced unicuspid teeth, 37 in outer row, a few teeth in inner; 26-27 total dorsal fin rays; 12-13 total anal fin rays; pectoral fin relatively long, 25.0-28.4% SL, just reaching origin of anal fin; caudal peduncle short and deep; cycloid scales with a few weakly ctenoid scales on lower flanks; 20-22 upper and 10-12 lower lateral line scales; 6-7 scales between pelvic and pectoral fin bases; 5-7 scales between lateral line and origin of dorsal fin; 4-5 cheeck scale rows; 15 abdominal vertebrae; 14 caudal vertebrae (Ref. 52267).
Found in quiet backwater (Ref. 52267).
Life cycle and mating behavior
Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fecundity | Larven
Bills, I.R. and O.L.F. Weyl, 2002. A new species of the genus Chetia (Teleostei: Cichlidae) from the Lecitu River, Buzi System, Mozambique. Smithiana Spec. Publ. 1:1-11. (Ref. 52267)
IUCN Rote Liste Status (Ref. 130435)
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Mehr Information
NamenSynonymeMetabolismusRäuberÖkotoxikologieFortpflanzungGeschlechtsreifeAblaichenSpawning aggregationFecundityEierEientwicklung
Alter/GrößeWachstumLänge-GewichtLänge-LängeLängenhäufigkeitenMorphometrieMorphologieLarvenLarven Pop.Dyn.RekrutierungDichteBRUVS
ReferenzenAquakulturAquakultur ProfilZuchtlinienGenetikElectrophoresesVererbbarkeitKrankheitenVerarbeitungNutrientsMass conversion
PartnerBilderStamps, Coins Misc.LauteCiguateraGeschwindigkeitSchwimmstilKiemenoberflächeOtolithsGehirngrößeSehfähigkeit
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01514 (0.00700 - 0.03275), b=2.97 (2.80 - 3.14), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.8 ±0.6 se; based on size and trophs of closest relatives
Widerstandsfähigkeit (Ref.
120179): mittel, Verdopplung der Population dauert 1,4 - 4,4 Jahre. (Assuming Fec<1000).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
