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Siluriformes (Catfishes) >
Pseudopimelodidae (Bumblebee catfishes, dwarf marbled catfishes) > Pseudopimelodinae
Etymology: Rhyacoglanis: From the Greek words 'rhyax' (torrent) and 'glanis' (catfish), indicating a catfish inhabiting running waters in reference to its habitat (Ref. 128485); annulatus: Species name is a Latin adjective meaning ringed, in reference to the caudal-peduncle band with a light inner region (Ref. 128485).
Environment: milieu / climate zone / depth range / distribution range
البيئة
; المياه العذبة القاع. Tropical
South America: Venezuela.
الحجم / وزن / العمر
Maturity: Lm ?  range ? - ? cm
Max length : 4.3 cm SL ذكر/ مختلط الجنس; (Ref. 128485)
وصف مختصر
مفاتيح التعريف | الوصف الخارجي | قياسات المظهر الخارجي
فقرات: 34 - 35. This species can be distinguished from congeners by the presence of caudal-peduncle band with an unpigmented central region (vs. band uniformly dark), and a larger distance between anus and anal-fin origin (Ref. 128485).
A rheophilic species, prefer rapids and other swift-flowing waters. Possibly rare, known only from two preserved specimens collected in widely separated areas from the southern portions of the Rio Orinoco basin (Ref. 128485).
Life cycle and mating behavior
Maturities | التكاثر | Spawnings | Egg(s) | Fecundities | Larvae
Shibatta, O.A. and R.P. Vari, 2017. A new genus of Neotropical rheophilic catfishes, with four new species (Teleostei: Siluriformes: Pseudopimelodidae). Neotropical Ichthyology 15(2):e160132. (Ref. 128485)
IUCN Red List Status (Ref. 130435)
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مصادر علي الأنترنت
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = No PD50 data [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
مستوى غذائي (Ref.
69278): 3.3 ±0.5 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).