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| NAS - Nonindigenous Aquatic Species |
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Common Name: zebra danio
Synonyms and Other Names: zebrafish, striped danio, rerio
Taxonomy: available through 
Identification: Another commonly used name is Danio rerio. Keys and distinguishing characteristics were given in Sublette et al. (1990) and Talwar and Jhingran (1992). Color photographs of live fish appeared in Axelrod et al. (1985).
Size: 4.5 cm.
Native Range:
Tropical Asia. Pakistan, India, Bangladesh, and Nepal (Talwar and Jhingran (1992).
Nonindigenous Occurrences: This species was reported from the Westminster flood control channel near a fish farm in Westminster, Orange County, California, in 1968 (St. Amant and Hoover 1969; Courtenay et al. 1984, 1991). Specimens ranging from 2-4 cm were captured in the Thames River drainage in Connecticut in 1985 (Whitworth 1996). It was recorded from Lake Worth Drainage District canal L-15 adjacent to fish farm in Palm Beach County, Florida, in the early 1970s (Courtenay and Robins 1973; Courtenay et al. 1974). Specimens also were taken from two sites adjacent to fish farms in Hillsborough County, including a ditch in Gibsonton, and from a site in Adamsville (Courtenay and Hensley 1979a; museum specimen). The species is locally established in McCauley Spring in Sandoval County, New Mexico (Sublette et al. 1990; M. Hatch, personal communication).
Means of Introduction: California (St. Amant and Hoover 1969) and Florida occurrences probably due to probable release or escape from local fish farms. Source of New Mexico population not known; possible aquarium release. Probably aquarium release in Connecticut (Whitworth 1996).
Status: Extirpated in New Mexico by 2003 (S. Platania, pers.comm); reported from California, Connecticut, and Florida.
Impact of Introduction: Unknown.
Remarks: This species is a popular aquarium fish and has been widely used in experimental and developmental research.
Voucher specimens: Florida (UF uncatalogued).
Other Resources:
FishBase Fact Sheet
Author: Leo Nico and Pam Fuller
Revision Date: 7/22/2003 Citation for this information:
Leo Nico and Pam Fuller. 2009. Brachydanio rerio. USGS Nonindigenous Aquatic Species Database, Gainesville, FL.
<http://nas.er.usgs.gov/queries/FactSheet.asp?speciesID=505> Revision Date: 7/22/2003
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