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| NAS - Nonindigenous Aquatic Species |
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Common Name: dwarf gourami
Taxonomy: available through 
Identification: A key and distinguishing characteristics were given in Talwar and Jhingran (1992); distinguishing characteristics were also provided by Sterba (1973). Color photographs of live fish were given in Axelrod et al. (1985).
Size: 5 cm.
Native Range:
Tropical Asia. India, Pakistan, Bangladesh, and possibly Borneo (Jayaram 1981; Talwar and Jhingran 1992).
Nonindigenous Occurrences: Collected in Lake Worth Drainage District canal L-15, west of Atlantis and Lantana, adjacent to a fish farm in Palm Beach County, Florida, in 1969 and 1970 (Ogilvie 1969; Courtenay et al. 1974; Courtenay and Hensley 1979a). Taken from several sites in Hillsborough County including a canal east of Ruskin in 1971 (Courtenay et al. 1974; Courtenay and Hensley 1979a); Bullfrog Creek at U.S. 301, east of Ruskin, on 24 Mar 1971 (museum specimens); a canal adjacent to a fish farm in Ruskin, in 1978 (Courtenay and Hensley 1979a); a drainage ditch west of U.S. 41 in Ruskin, on 26 Oct 1979 (museum specimens); and from a ditch adjacent to the Tampa Bypass Canal in November 1993 (museum specimens).
Means of Introduction: Probable release or escape from fish farms.
Status: Reported from two regions in Florida.
Impact of Introduction: Unknown.
Remarks:
Voucher specimens: Florida (UF 97047, 97048, 97049, 98923).
This species is proven through experimentation to be an alternative host to the native mussel glochidia of Lampsilis cardium and Utterbackia imbecillis (Watters and O'Dee 1998).
Axelrod, H. R., W. E. Burgess, N. Pronek, and J. G. Walls. 1985. Dr. Axelrod's atlas of freshwater aquarium fishes. Tropical Fish Hobbyist Publications, Inc., Neptune City, NJ.
Courtenay, W. R., Jr., and D. A. Hensley. 1979a. Survey of introduced non-native fishes. Phase I Report. Introduced exotic fishes in North America: status 1979. Report Submitted to National Fishery Research Laboratory, U.S. Fish and Wildlife Service, Gainesville, FL.
Courtenay, W. R., Jr., H. F. Sahlman, W. W. Miley, II, and D. J. Herrema. 1974. Exotic fishes in fresh and brackish waters of Florida. Biological Conservation 6(4):292-302.
Jayaram, K. C., 1981. The freshwater fishes of India: a handbook. Zoological Survey of India, Calcutta, India.
Ogilvie, V. E. 1969. Illustrated checklist of fishes collected from the L-15 Canal (Lake Worth Drainage District) in Palm Beach County, Florida (collection date November 8, 1969). Unpublished Report for the Florida Game and Fresh Water Fish Commission. 10 pp.
Sterba, G. 1973. Freshwater fishes of the world. English translation and revision from German. Two volumes. Tropical Fish Hobbyist Publications, Inc., Neptune City, NJ.
Talwar, P. K., and A. G. Jhingran, editors. 1992. Inland fishes of India and adjacent countries. A. A. Balkema, Rotterdam, The Netherlands. Two volumes.
Watters, T.G. and S.H. O'Dee. 1998. Metamorphosis of freshwater mussel glochidia (Bivalvia: Unionidae) on amphibians and exotic fishes. Am. Midl. Nat. 139: 49-57.
Other Resources:
FishBase Fact Sheet
Author: Leo Nico
Revision Date: 8/26/2004 Citation for this information:
Leo Nico. 2009. Colisa lalia. USGS Nonindigenous Aquatic Species Database, Gainesville, FL.
<http://nas.er.usgs.gov/queries/FactSheet.asp?speciesID=329> Revision Date: 8/26/2004
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