Species: Rhinichthys cataractae

Longnose Dace
Species
    Kingdom
    Animalia
    Phylum
    Craniata
    Class

    Actinopterygii

    Order

    Cypriniformes

    Family

    Cyprinidae

    Genus

    Rhinichthys

    Classification
    Other Global Common Names
    naseux des rapides
    Informal Taxonomy
    Animals, Vertebrates - Fishes - Bony Fishes - Minnows and Carps
    Formal Taxonomy
    Animalia - Craniata - Actinopterygii - Cypriniformes - Cyprinidae - Rhinichthys - Three subspecies (CATARACTAE, DULCIS, and SMITHI) have been described; other populations probably deserve taxonomic recognition (Page and Burr 1991). Hybridizes with RHINICHTHYES OSCULUS, GILA PANDORA, and CAMPOSTOMA ANOMALUM (Sublette et al. 1990).
    Habitat Type Description
    Freshwater
    Migration
    true - false - false
    Non-migrant
    true
    Locally Migrant
    false
    Food Comments
    Eats mainly benthic insects, especially Diptera and mayflies (Becker 1983, Scott and Crossman 1973); also eats algae and plant material (Sublette et al. 1990). Terrestrial insects and fish egs common in diet of adults from Lake Michigan (see Sublette et al. 1990).
    Reproduction Comments
    Spawns in spring and summer. Eggs hatch in about 7-10 days at 15.6 C. Sexually mature generally at age II (Becker 1983, Scott and Crossman 1973). Maximum lifespan 5 years.
    Ecology Comments
    Home range averaged less than 14 m of stream length in North Carolina (Hill and Grossman 1987).
    Length
    8
    NatureServe Global Status Rank
    G5
    Global Status Last Reviewed
    1996-09-17
    Global Status Last Changed
    1996-09-17
    Other Status

    PS

    Conservation Status Map
    <img src="http://www.natureserve.org/explorer/servlet/GetMapGif?CA.AB=S5&CA.BC=S5&CA.LB=S4&CA.MB=S5&CA.NT=S5&CA.ON=S5&CA.QC=S5&CA.SK=S5&US.CO=S5&US.CT=S5&US.DE=S4&US.DC=S4&US.GA=S3&US.ID=S5&US.IL=S2&US.IN=S2&US.IA=S3&US.ME=SNR&US.MD=S5&US.MA=S5&US.MI=S5&US.MN=SNR&US.MT=S5&US.NE=S4&US.NV=S2&US.NH=S5&US.NJ=S5&US.NM=SE&US.NY=S5&US.NC=S5&US.ND=SNR&US.OH=S3&US.OR=S4&US.PA=S5&US.RI=S4&US.SC=SNR&US.SD=S5&US.TN=S5&US.TX=S2&US.UT=S3&US.VT=S5&US.VA=S4&US.WA=S5&US.WV=S5&US.WI=S5&US.WY=S5" alt="Conservation Status Map" style="width: 475px; height: auto;" />
    Global Range
    Widest range of any North American minnow; generally distributed north of 40 degrees north latitude from coast to coast; north to the Arctic Circle in the Mackenzie River drainage; south in the Appalachian Mountains to northern Georgia, south through the Rocky Mountains into the Rio Grande drainage of Texas and northern Mexico, and south along the Atlantic coast to Virginia; common in northern U.S., fairly common in west but absent from Alaska and from western drainages south of the Columbia and Coos river drainages (Page and Burr 1991). Subspecies <i>cataractae</i>: east of the Continental Divide. Subspecies <i>dulcis</i>: Pacific basin. Subspecies SMITHI: formerly in hot springs in Banff National Park, Alberta.
    ELEMENT_GLOBAL.2.101847