Query the Southwest by Drainage

This page allows you to query for an up-to-date listing of nonindigenous species by major hydrologic unit. You may either select the area of interest from the scrolled list on the left, or by clicking on the map below.


(records per page)

Huc6 Southwest
102300 - Missouri - Little Sioux 102400 - Missouri - Nishnabotna 102701 - Kansas 102901 - Osage 110702 - Neosho 110701 - Verdigris 111101 - Robert S. Kerr Reservoir 111401 - Red - Little 111403 - Big Cypress - Sulphur 120100 - Sabine 120200 - Neches 120302 - Lower Trinity 120401 - San Jacinto 120701 - Lower Brazos 120904 - San Bernard Coastal 120903 - Lower Colorado 121004 - Central Texas Coastal 121001 - Lavaca 121102 - Southwestern Texas Coastal 130900 - Lower Rio Grande 130800 - Rio Grande - Falcon 121102 - Nueces 121003 - San Antonio 121002 - Guadalupe 130403 - Devils 120902 - Middle Colorado - Llano 120702 - Little 120602 - Middle Brazos - Bosque 120301 - Upper Trinity 120901 - Middle Colorado - Concho 120601 - Middle Brazos - Clear Fork 101702 - Big Sioux 101701 - Lewis and Clark Lake 102200 - Elkhorn 102002 - Lower Platte 102702 - Big Blue 101500 - Niobrara 102100 - Loup 102001 - Middle Platte 102500 - Republican 102600 - Smoky Hill 101800 - North Platte 101900 - South Platte 110200 - Upper Arkansas 110300 - Middle Arkansas 110400 - Upper Cimarron 110600 - Arkansas - Keystone 111302 - Red - Lake Texoma 130402 - Rio Grande - Amistad 130700 - Lower Pecos 120800 - Upper Colorado 120500 - Brazos Headwaters 111301 - Red - Pease 111201 - Prairie Dog Town Fork Red 111202 - Salt Fork Red 111203 - North Fork Red 111303 - Washita 110902 - Lower Canadian 111003 - Lower North Canadian 111002 - Lower Beaver 111001 - Upper Beaver 110901 - Middle Canadian 110800 - Upper Canadian 130600 - Upper Pecos 130500 - Rio Grande Closed Basins 130401 - Rio Grande - Fort Quitman 130301 - Rio Grande - Caballo 130202 - Elephant Butte 130201 - Upper Rio Grande 130100 - Rio Grande Headwaters 140200 - Gunnison 140100 - Colorado Headwaters 140500 - White - Yampa 140402 - Great Divide Closed Basin 140401 - Upper Green 160101 - Upper Bear 140600 - Lower Green 140300 - Upper Colorado - Dolores 140801 - Upper San Juan 140802 - Lower San Juan 140700 - Upper Colorado - Dirty Devil 150200 - Little Colorado 130302 - Mimbres 150400 - Upper Gila 150803 - rio De Bavispe 150502 - San Pedro - Wilcox 150503 - Santa Cruz 150501 - Middle Gila 150601 - Salt 150801 - Rio Sonoyta 150702 - Lower Gila 150701 - Lower Gila - Aguafria 150602 - Verde 150302 - Bill Williams 150100 - Lower Colorado - Lake Mead 160300 - Escalante Desert - Lake Sevier 160203 - Great Salt Lake 160202 - Jordan 160201 - Weber 160102 - Lower Bear 160401 - Humboldt 160600 - Central Nevada Desert Basins 150301 - Lower Colorado 181001 - Southern Mojave 180902 - Northern Mojave 181002 - Salton Sea 180703 - Laguna - San Diego Coastal 180702 - Santa Ana 180701 - Ventura - San Gabriel Coastal 180701 - Ventura - San Gabriel Coastal 180600 - Central California Coastal 180600 - Central California Coastal 180300 - Tulare - Buena Vista Lakes 180400 - San Joaquin 180901 - Mono - Owens Lakes 160503 - Walker 160502 - Carson 160501 - Truckee 160402 - Black Rock Desert 180800 - North Lahontan 180201 - Lower Sacramento 180500 - San Francisco Bay 180101 - Northern California Coastal nothing

Disclaimer:

The data represented on this site vary in accuracy, scale, completeness, extent of coverage and origin. It is the user's responsibility to use these data consistent with their intended purpose and within stated limitations. We highly recommend reviewing metadata files prior to interpreting these data.

Citation information: U.S. Geological Survey. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [5/10/2024].

Contact us if you are using data from this site for a publication to make sure the data are being used appropriately and for potential co-authorship if warranted.

For general information and questions about the database, contact Wesley Daniel. For problems and technical issues, contact Matthew Neilson.