NPSpecies

Data Source: Horowitz et al., 2008. Fish Inventories of DEWA and UPDE; Jennifer Stingelin Keefer, NPSpecies Database Manager, 6/13/2013.

Data Source: Horowitz et al., 2008. Fish Inventories of DEWA and UPDE; Jennifer Stingelin Keefer, NPSpecies Database Manager, 6/13/2013.

Data Source: Don Hamilton, Chief of Resource Management, Upper Delaware Scenic and Recreational River, 7/25/2013.

Park Species Detail: The National Marine Fisheries Service has reviewed a petition To list Alewife and Blueback Herring as Threatened Under the Endangered Species Act, however Horwitz et al. (2008) report that records do not indicate occurrence of anadromous alewife as far up-river as the Middle or Upper Delaware Scenic and Recreational Rivers. Landlocked populations of alewife inhabit reservoirs on some of the tributaries to the mainstem Delaware River, and occasionally individuals from these landlocked populations are found in the Upper or Middle Delaware Scenic and Recreational Rivers., Park Species Data Source: Horowitz et al., 2008. Fish Inventories of Delaware Water Gap National Recreation Area and Upper Delaware Scenic and Recreational River (Final Draft Version). NATUREBIB-2198239., Accepted Detail: 7th edition (2013) of Common and Scientific Names of Fishes from the United States, Canada, and Mexico--accessed on-line 6/17/2013 from http://fisheries.org/docs/pub_fish_names.pdf. Legacy NPSpecies information may no longer be applicable, please remove if it is not applicable. In legacy NPSpecies Residency was Unknown with comment: Anadromous: spawn in fresh water but live as adults in the ocean.; Data Source: Don Hamilton, Chief of Resource Management, Upper Delaware Scenic and Recreational River, 7/25/2013. In legacy NPSpecies Management priority value was No with comment: See 'Comments' section for additional details.