Classification / Names
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Siluriformes (Catfishes) >
Loricariidae (Armored catfishes) > Loricariinae
Etymology: Rhadinoloricaria: Greek, rhadinos, -e, -on = soft, flexible + Latin, lorica, loricare = cuirass of corslet of leather; 1706 (Ref. 45335); stewarti: Named for Donald S. Stewart, for his contributions to the knowledge of the freshwater fishes, especially the Napo River, Ecuador..
Environment: milieu / climate zone / depth range / distribution range
Sinh thái học
; Nước ngọt gần đáy. Tropical
South America: Ecuador.
Bộ gần gũi / Khối lượng (Trọng lượng) / Age
Maturity: Lm ? range ? - ? cm
Max length : 12.5 cm SL con đực/không giới tính; (Ref. 124527)
Short description
Khóa để định loại | Hình thái học | Sinh trắc học
This species is distinguished from R. macromystax by its snout shape which is more pointed and less projected, its snout length 11.3-13.3% SL (vs. 14.6-15.1% SL); with longer caudal peduncle, with postanal length 48.9-50.8% SL (vs. 45.2-46.1% SL); more distance of dorsal-fin to caudal-fin, its postdorsal length 57.5-59.0% SL (vs. 54.3% SL); abdomen plating variable, totally or partially covered with plates (vs. abdomen totally covered with plates) (Ref. 124527).
Life cycle and mating behavior
Maturities | Sự tái sinh sản | Spawnings | Egg(s) | Fecundities | Ấu trùng
Provenzano-Rizzi, F. and R. Barriga-Salazar, 2020. New finding of Rhadinoloricaria macromystax (Siluriformes: Loricariidae): redescription of the genus and description of a new species from Ecuador. Zootaxa 4779(4):485-500. (Ref. 124527)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
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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=0.00347 (0.00159 - 0.00757), b=3.14 (2.96 - 3.32), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Mức dinh dưỡng (Ref.
69278): 2.5 ±0.2 se; based on size and trophs of closest relatives
Thích nghi nhanh (Ref.
120179): Trung bình, thời gian nhân đôi của chủng quần tối thiểu là 1.4 - 4.4 năm (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
