- Rodolfo; Morrison, Doug (2000-01-01). "Environmental and
Economic Costs of
Nonindigenous Species in the
United States". BioScience. 50 (1): 53–65. doi:10...
- F.; Liebhold,
Andrew M.; Marshall,
David (2006). "Interceptions of
nonindigenous plant pests at US
ports of
entry and
border crossings over a 17-year...
-
Loftus (17
September 2017). "Xiphophorus
maculatus (Günther, 1866)".
Nonindigenous Aquatic Species Database, Gainesville, FL. U.S.
Geological Survey. Retrieved...
- (Pterygoplichthys pardalis) –
FactSheet Archived 2017-10-13 at the
Wayback Machine,
Nonindigenous Aquatic Species Vermiculated Sailfin Catfish(Pterygoplichthys disjunctivus)...
-
Archived from the
original on 10
January 2009.
Retrieved 20
January 2008. "
Nonindigenous Aquatic Species -
Pacifastacus leniusculus".
Retrieved 6 July 2020....
- work of the
United States Government) from: 2008.
Crepidula onyx. USGS
Nonindigenous Aquatic Species Database, Gainesville, FL. <https://web.archive...
-
Limax maximus (literally, "biggest slug"),
known by the
common names great grey slug and
leopard slug, is a
species of slug in the
family Limacidae, the...
- the
original on May 12, 2008. Allen, E. A.; Humble, L. M. (2002). "
Nonindigenous species introductions: A
threat to Canada's
forests and
forest economy"...
-
believed to have a
negative impact on
native snail po****tions. The
nonindigenous distribution includes the
United States: Arizona; San
Francisco Bay...
- from the
original on
January 7, 2014.
Retrieved 2013-01-06. "NAS -
Nonindigenous Aquatic Species Salvelinus fontinalis x namaycush". U.S. Geological...
