Classification / Names
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Siluriformes (Catfishes) >
Mochokidae (Squeakers or upside-down catfishes) > Mochokinae
Etymology: Microsynodontis: Greek, mikros = small + Greek, synodon = with the teeth growing all together (Ref. 45335); laevigata: Species name from the Latin laevigatus, meaning smooth; in reference to the smooth anterior edge of the pectoral spine (Ref. 52369).
Environment: milieu / climate zone / depth range / distribution range
Οικολογία
; Γλυκού νερού βενθικό(ς). Tropical
Africa: endemic to the Ivindo River (Ogoowe basin) in northern Gabon (Ref. 52369, 81251).
Μέγεθος / Βάρος / Age
Maturity: Lm ? range ? - ? cm
Max length : 8.5 cm SL αρσενικό/απροσδιόριστο; (Ref. 81251)
Ραχιαίες άκανθες (συνολικά) : 2; Μαλακές ραχιαίες ακτίνες (συνολικά) : 5 - 6; Εδρικές άκανθες: 0; Μαλακές εδρικές ακτίνες: 10 - 11; Σπόνδυλοι: 33 - 35. Diagnosis: caudal fin truncate; anterior edge of pectoral spine smooth (Ref. 52369, 81251). Body moderately slender; adipose fin moderately long, its base 33.3-35.5% SL; caudal peduncle depth 9.3-11.4% SL; snout length 39-45.7% SL; eye moderate, its diameter 15.6-21.8% SL; both sexes with short (< 0.1 mm) tubercles on dorsal and lateral surfaces of head; supracleithral process not reaching to vertical through posteriormost tip of nuchal shield; dorsal spine curved (Ref. 81251).
Found in a small, shallow blackwater creek, with extremely low water; the substrate being sand and leaf litter, with the area having undergo severe human disturbance (Ref. 52369).
Life cycle and mating behavior
Maturities | Αναπαραγωγή | Spawnings | Egg(s) | Fecundities | Προνύμφες
Ng, H.H., 2004. The Microsynodontis (Teleostei: Siluriformes: Mochokidae) of the lower Guinea region, west central Africa, with the description of eight new species. Zootaxa 531:1-52. (Ref. 52369)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Εργαλεία
Special reports
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Διαδικτυακές πηγές
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5002 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01445 (0.00644 - 0.03242), b=2.90 (2.71 - 3.09), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Τροφικό Επίπεδο (Ref.
69278): 2.9 ±0.4 se; based on size and trophs of closest relatives
Ελαστικότητα (Ref.
120179): Υψηλό, ελάχιστος χρόνος για διπλασιασμό πληθυσμού < 15 μήνες (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
