NAS - Nonindigenous Aquatic Species

Specimen ID	State	County	Locality	Year	HUC Number	Drainage name	Status
1522337	PA	Delaware	Crum Creek (tidal)	2013	02040202	Lower Delaware	unknown
1456683	PA	Delaware	Darby Creek	2015	02040202	Lower Delaware	established
1613842	PA	Delaware	Darby Creek, along right descending bank upstream of Route 420	2019	02040202	Lower Delaware	established
281295	PA	Delaware	Darby Creek, in Philadelphia [Heinz National Wildlife Refuge]	2011	02040202	Lower Delaware	established
282581	PA	Delaware	Darby Creek, in Philadelphia [Heinz National Wildlife Refuge], lagoon W side of Rt. 420	2012	02040202	Lower Delaware	established
164800	PA	Delaware	Delaware River adjacent to the Philadelphia Airport, specifically the UPS terminal.	2005	02040202	Lower Delaware	established
647812	PA	Delaware	Delaware River beach, along Hog Island-Fort Mifflin Road, near Philadelphia International's UPS terminal	2013	02040202	Lower Delaware	established

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.