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Gobiiformes (Gobies) >
Gobiidae (Gobies) > Gobionellinae
Etymology: Rhinogobius: Greek, rhinos = nose + Latin, gobius = gudgeon (Ref. 45335).
Entorno: milieu / zona climática / rango de profundidad / gama de distribución
Ecología
; agua dulce bentopelágico. Temperate
Asia: China.
Tamaño / Peso / Edad
Madurez: Lm ?  range ? - ? cm
Max length : 5.9 cm SL macho / no sexado; (Ref. 138923); 5.1 cm SL (female)
Descripción breve
Claves de identificación | Morfología | Morfometría
Espinas dorsales (total) : 7; Radios blandos dorsales (total) : 8 - 10; Espinas anales: 1; Radios blandos anales: 7 - 9; Vértebra: 27. This species is distinguished from all its congeners except R. szechuanensis by the following set of characters:no sensory canals and sensory pores on head; cheeks and operculum, no spots or stripes; it differs from R. szechuanensis with the second dorsal fin with 9-11, longitudinal rows of inverted V-shaped or dash-like brown markings (vs. with blue spots, some coalescing into vertical bars), incomplete brownish edges on flank scales below
second dorsal fin (vs. complete edges), and a bright-yellow branchiostegal membrane (vs. white or blue) (Ref. 138923).
Body shape (shape guide): elongated; Cross section: oval.
This species occurs in pebble-bottomed sections of cold, flowing rivers. It is in sympatry with Acheilognathus mengyangensis, Gobiocypris rarus, Yunnanilus jiuchiensis, Opsariichthys chengtui and Belligobio pengxianensis. In the Minjiang River basin, it is occasionally occurs in sympatry with Rhinogobius szechuanensis which has not been recorded from the Tuojiang River basin (Ref. 138923).
Ciclo vital y comportamiento de apareamiento
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Liu, X., Z.-G. Chen, Y.-F. Shu, J.-H. Huang, K. Liu and Y. Yu, 2026. Rhinogobius mengyangensis: a new species of freshwater goby (Teleostei, Gobiidae) from Sichuan Province, southwestern China. ZooKeys 1280:333-347. (Ref. 138923)
Situación en la Lista Roja de la UICN (Ref. 130435: Version 2025-2 (Global))
Amenaza para el ser humano
Harmless
Usos humanos
Herramientas
Informes especiales
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Fuentes de Internet
Estimaciones basadas en modelos
Índice de diversidad filogenética (Referencia 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
Nivel trófico (Referencia 69278) |
3.3 ±0.4 se; based on size and trophs of closest relatives |
Resiliencia (Referencia 120179) |
Alto, población duplicada en un tiempo mínimo inferior a 15 meses (Preliminary K or Fecundity.). |
Vulnerabilidad pesquera (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |