Classification / Names
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Perciformes/Cottoidei (Sculpins) >
Cottidae (Sculpins)
Etymology: Cottus: Greek, kottos = a fish (Ref. 45335); confusus: confusus clouded, refering to the irregular and indistinct body pigmentation (Ref. 1998).
Environment: milieu / climate zone / depth range / distribution range
पारिस्थितिकी
; स्वच्छ जल, अलवण जल ड़िमरसल. Temperate; 50°N - 42°N
North America: Columbia River drainage in British Columbia, Canada and in Montana, Idaho, Washington and Oregon, USA; and in Puget Sound drainage in Washington.
आकार / वज़न / Age
Maturity: Lm ?  range ? - ? cm
Max length : 15.0 cm TL पुल्लिंग / अलिंग; (Ref. 5723); common length : 8.6 cm TL पुल्लिंग / अलिंग; (Ref. 12193); अधिकतम सूचित उम्र: 6 वर्षो (Ref. 12193)
पृष्ठीय रीढ़ (सम्पूर्ण) : 7 - 9; पृष्ठीय सौफट रेज़ (सम्पूर्ण) : 15 - 19; ऐनल सौफट रेज़: 10 - 14.
Occurs in fast, rocky riffles of cold headwaters, creeks and rivers.
Life cycle and mating behavior
Maturities | पुनरुत्पत्ति | Spawnings | Egg(s) | Fecundities | लार्वा
Page, L.M. and B.M. Burr, 1991. A field guide to freshwater fishes of North America north of Mexico. Houghton Mifflin Company, Boston. 432 p. (Ref. 5723)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
साधन
Special reports
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इंटरनेट स्रोत
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00676 (0.00300 - 0.01523), b=3.17 (2.98 - 3.36), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.7 ±0.59 se; based on food items.
लौटाव (Ref.
120179): माध्यम, न्यूनतम जनसंख्या दुगनी होने का समय 1.4 - 4.4 वर्ष। (tmax=6).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).