NAS Alert System



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Total of 1891 alerts match your criteria. Click on the dipnet View Specimen details to get details about the collection.
  DateSpeciesNew Area
View Specimen details 1/11/2017 Arapaima
Arapaima gigas
Country: US
State: LA
County: St. Tammany (LA)
Drainage: Liberty Bayou-Tchefuncta (8090201)
View Specimen details 12/22/2016 Southern Watersnake
Nerodia fasciata
State: AZ
County: Yuma (AZ)
Drainage: Lower Colorado (15030107)
View Specimen details 12/14/2016 Silver Carp
Hypophthalmichthys molitrix
County: Nodaway (MO)
Drainage: One Hundred and Two (10240013)
View Specimen details 12/14/2016 quagga mussel
Dreissena rostriformis
County: Los Angeles (CA)
View Specimen details 12/12/2016 yellow iris
Iris pseudacorus
Drainage: Kettle (7030003)
View Specimen details 12/8/2016 zebra mussel
Dreissena polymorpha
Drainage: Leech Lake (7010102)
View Specimen details 12/6/2016 New Zealand mudsnail
Potamopyrgus antipodarum
Drainage: Sugar (7090004)
View Specimen details 12/6/2016 ringed crayfish
Orconectes neglectus
Drainage: Upper Klamath (18010206)
View Specimen details 12/3/2016 Rosyface Shiner
Notropis rubellus
State: NH
County: Sullivan (NH)
Drainage: Black-Ottauquechee (1080106)
View Specimen details 12/3/2016 Bighead Carp
Hypophthalmichthys nobilis
County: Columbia (WI)
View Specimen details 12/3/2016 Mimic Shiner
Notropis volucellus
State: NH
County: Sullivan (NH)
View Specimen details 11/21/2016 Shimofuri Goby
Tridentiger bifasciatus
County: San Diego (CA)
Drainage: San Diego (18070304)
View Specimen details 11/21/2016 Chinese mysterysnail
Cipangopaludina chinensis
County: Cheshire (NH)
Drainage: Middle Connecticut (1080201)
View Specimen details 11/16/2016 Yellow Perch
Perca flavescens
Drainage: Altamaha (3070106)
View Specimen details 11/16/2016 Asian swamp eel
Monopterus sp.
State: FL
County: Palm Beach (FL)
Drainage: Florida Southeast Coast (3090206)
View Specimen details 11/10/2016 parrot feather
Myriophyllum aquaticum
County: Nantucket (MA)
Drainage: Cape Cod (1090002)
View Specimen details 11/10/2016 mussel
Dreissena sp.
Country: US
State: MT
County: Liberty (MT)
Drainage: Marias (10030203)
View Specimen details 11/10/2016 yellow floating-heart
Nymphoides peltata
County: Nantucket (MA)
Drainage: Cape Cod (1090002)
View Specimen details 11/10/2016 hybrid watermilfoil
Myriophyllum x spicatum [sibiricum x spicatum]
State: MN
County: Ramsey (MN)
Drainage: Twin Cities (7010206)
View Specimen details 11/9/2016 zebra mussel
Dreissena polymorpha
County: Oklahoma (OK)
Drainage: Lower Cimarron-Skeleton (11050002)
View Specimen details 11/8/2016 Yellow-bellied Slider
Trachemys scripta
County: Marion (FL)
Drainage: Withlacoochee (3100208)
View Specimen details 11/8/2016 red root floater
Phyllanthus fluitans
County: Charlotte (FL)
View Specimen details 11/3/2016 rusty crayfish
Orconectes rusticus
State: NV
County: Clark (NV)
Drainage: Las Vegas Wash (15010015)
View Specimen details 11/3/2016 Western Mosquitofish
Gambusia affinis
Drainage: Las Vegas Wash (15010015)
*Bonus* View Specimen details 11/3/2016
Thermocyclops crassus
State: OH
County: Lucas (OH)
Drainage: Lake Erie (4120200)

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Page Contact Information: Pam Fuller - NAS Program (
Page Last Modified: Thursday, October 27, 2016


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Citation information: U.S. Geological Survey. [2017]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [1/22/2017].

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