NAS - Nonindigenous Aquatic Species

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Specimen ID	State	County	Locality	Year	HUC Number	Drainage name	Status
1417223	MD	Frederick	Middle Potomac River	1996	02070008	Middle Potomac-Catoctin	established
1416882	MD	Frederick	Middle Potomac River	2007	02070008	Middle Potomac-Catoctin	established
1416474	MD	Frederick	Middle Potomac River	2009	02070008	Middle Potomac-Catoctin	established
1416993	MD	Frederick	Middle Potomac River	2009	02070008	Middle Potomac-Catoctin	established
1416772	MD	Frederick	Middle Potomac River	2009	02070008	Middle Potomac-Catoctin	established
1416457	MD	Frederick	Middle Potomac River	2010	02070008	Middle Potomac-Catoctin	established
1416781	MD	Frederick	Middle Potomac River	2010	02070008	Middle Potomac-Catoctin	established
1416935	MD	Montgomery	Washington Metro Potomac River	1997	02070008	Middle Potomac-Catoctin	established
1416975	MD	Montgomery	Washington Metro Potomac River	1997	02070008	Middle Potomac-Catoctin	established
1416976	MD	Montgomery	Washington Metro Potomac River	1997	02070008	Middle Potomac-Catoctin	established
1417067	MD	Montgomery	Washington Metro Potomac River	1997	02070008	Middle Potomac-Catoctin	established
1416809	MD	Montgomery	Washington Metro Potomac River	1997	02070008	Middle Potomac-Catoctin	established
1416938	MD	Montgomery	Washington Metro Potomac River	1997	02070008	Middle Potomac-Catoctin	established
1417069	MD	Montgomery	Washington Metro Potomac River	1997	02070008	Middle Potomac-Catoctin	established
1417070	MD	Montgomery	Washington Metro Potomac River	1997	02070008	Middle Potomac-Catoctin	established
1416940	MD	Montgomery	Washington Metro Potomac River	1997	02070008	Middle Potomac-Catoctin	established
1417071	MD	Montgomery	Washington Metro Potomac River	1997	02070008	Middle Potomac-Catoctin	established
1416941	MD	Montgomery	Washington Metro Potomac River	1997	02070008	Middle Potomac-Catoctin	established
1416981	MD	Montgomery	Washington Metro Potomac River	1997	02070008	Middle Potomac-Catoctin	established
1416958	MD	Montgomery	Washington Metro Potomac River	2006	02070008	Middle Potomac-Catoctin	established
1417018	MD	Montgomery	Washington Metro Potomac River	2008	02070008	Middle Potomac-Catoctin	established
1416849	MD	Montgomery	Washington Metro Potomac River	2008	02070008	Middle Potomac-Catoctin	established
1416625	MD	Montgomery	Washington Metro Potomac River	2009	02070008	Middle Potomac-Catoctin	established
1416522	MD	Montgomery	Washington Metro Potomac River	2009	02070008	Middle Potomac-Catoctin	established
1416762	MD	Montgomery	Washington Metropolitan	2010	02070008	Middle Potomac-Catoctin	established
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Data Disclaimer: Number of records does not imply species abundance. This summary represent collection records only and may not reflect the actual distribution of established populations. These data are preliminary or provisional and are subject to revision. They are being provided to meet the need for timely best science. The data have not received final approval by the U.S. Geological Survey (USGS) and are provided on the condition that neither the USGS nor the U.S. Government shall be held liable for any damages resulting from the authorized or unauthorized use of the data.

Data are not available for download from the web site. Please contact NAS staff for a custom query.