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Perciformes/Gasterosteoidei (Sticklebacks) >
Gasterosteidae (Sticklebacks and tubesnouts)
Etymology: Pungitius: Name meaning one that pricks.
Eponymy: Ivan Semenovich Polyakov (1847–1887) was a Russian zoologist, anthropologist and ethnographer. [...] (Ref. 128868), visit book page.
Entorno: milieu / zona climática / rango de profundidad / gama de distribución
Ecología
marino pelagic-neritic. Temperate
Distribución
Territorios | Áreas FAO | Ecosistemas | Ocurrencias, apariciones | Mapa de puntos | Introducciones | Faunafri
Northwest Pacific: southeastern part of Sakhalin Island, Russia.
Tamaño / Peso / Edad
Madurez: Lm ? range ? - ? cm
Max length : 5.1 cm SL macho / no sexado; (Ref. 86731)
Descripción breve
Claves de identificación | Morfología | Morfometría
This species is distinguished from its congeners in having the following set of characters: membranes of dorsal-fin spines darkly pigmented (in specimens greater than 17 mm SL); spawning males with lower part of head and abdomen darkly pigmented; membranes of dorsal-fin spines black; membranes of pelvic-fin spine blue and white; pelvic-fin spine dark with lightly pigmented tip; anal-fin spine dark at base, blue and white distally; numerous small black dots on membranes between rays of dorsal and anal fins, resulting in an overall dark-grey coloration; no anteroventral branch of ectocoracoid (ectocoracoids not extending beneath junction of cleithra); no ascending branch on pelvic skeleton; modal number of dorsal-fin spines 10; presence of caudal peduncle keel (4-6 scutes), no lateral scutes on trunk absent; pelvic-fin spine with smooth lateral margins; posterior margin of caudal fin rounded (Ref. 86731).
Body shape (shape guide): elongated.
Males build, guard and aerate the nest where the eggs are deposited (Ref. 205).
Ciclo vital y comportamiento de apareamiento
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Males build, guard and aerate the nest where the eggs are deposited (Ref. 205).
Shedko, S.V., M.B. Shedko and T.W. Pietsch, 2005. Pungitius polyakovi sp n., a new species of ninespine sticklebask (Gasterosteiformes, Gasterosteidae) from southern Sakhalin Island. pp. 223-233. In Storozhenko & Yu (ed). Flora and Fauna of Sakhalin Island... Part 2. pp. 1-250. Flora and Fauna of Sakhalin Island: 223-233. (Ref. 86731)
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
Descargar XML
Fuentes de Internet
Estimaciones basadas en modelos
Índice de diversidad filogenética (Referencia
82804): PD
50 = 0.5005 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00468 (0.00199 - 0.01098), b=3.04 (2.83 - 3.25), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Nivel trófico (Referencia
69278): 3.3 ±0.2 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).
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