United States (contiguous states) country information

Common names: Pygmy sculpin
Occurrence: endemic
Salinity: freshwater
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: protected | Ref: Page, L.M. and B.M. Burr, 1991
Uses: no uses
Comments: Known from the Mobile Bay ecoregion (Ref. 81264). Found only Coldwater Spring (Coosa River system), Calhoun County in Alabama. Common within extremely small range. Protected as a threatened species (Ref. 5723). Status of threat: endangered; status same as 1989. Criteria: 1,5 (http://fisc.er.usgs.gov/afs/) (Ref. 81264).
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/us.html
National Fisheries Authority: http://www.nmfs.gov
Occurrences: Occurrences Point map
Main Ref: Page, L.M. and B.M. Burr, 1991
National Database:

Common names from other countries

小杜父鱼, Pritlikavi kapelj, 小杜父魚, ... more

Classification / Names Populärnamn | synonymer | Catalog of Fishes(Släkte, Arter) | ITIS | CoL | WoRMS | Cloffa

> Perciformes/Cottoidei (Sculpins) > Cottidae (Sculpins)
Etymology: Cottus: Greek, kottos = a fish (Ref. 45335).

Environment: milieu / climate zone / depth range / distribution range Ekologi

; sötvatten bottenlevande. Temperate; 34°N - 33°N

Utbredning Länder | FAO områden | Ekosystem | Förekomster | Point map | Utplanteringar | Faunafri

North America: known only from Coldwater Spring (Coosa River system), Calhoun County in Alabama, USA.

Size / Vikt / Age

Maturity: L_m ? range ? - ? cm
Max length : 4.5 cm TL hane/ej könsbestämd; (Ref. 5723); common length : 3.0 cm TL hane/ej könsbestämd; (Ref. 12193); rapporterad maxålder: 2.00 år (Ref. 12193)

Inhabits rocky spring runs.

Life cycle and mating behavior Könsmognad | Reproduktion | Lek | Ägg | Fecundity | Larver

Main reference Upload your references | referenser | Koordinator | Medarbetare

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)

Critically Endangered (CR) (B1ab(iii)+2ab(iii)); Date assessed: 10 November 2011

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

Harmless

Human uses

Fiskeri: saknar intresse; bete:

FAO(Publication : search) | FishSource |

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Estimates based on models

Phylogenetic diversity index (Ref. 82804): PD₅₀ = 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).

Trofisk nivå (Ref. 69278): 3.1 ±0.4 se; based on size and trophs of closest relatives

Resiliens (Ref. 120179): Hög, lägsta populationsfördubblingstid mindre än 15 månader (tmax=2).

Fishing Vulnerability (Ref. 59153): Low vulnerability (10 of 100).

Cottus paulus Williams, 2000