• Fulmer Falls at George W. Childs Park

    Delaware Water Gap

    National Recreation Area NJ,PA

Pages on Natural Features / Ecosystems


Most of these features were first published in the park's newsletter, Spanning the Gap, (STG). For related pages in this website, look up the feature by year under:
NEWS: Park Newspaper-Archive of Back Issues of STG, by year


Natural Features and Ecosystems
Biological Diversity(STG: Summer 1989 Vol. 11 No. 2) Its importance worldwide.
Features on Non-Native Species

Major Floods (under Stories)

Geological Formations
How the Gap Formed (general explanation)

Scenic River Protection Continues (STG: Spring 1993 Vol. 15, No. 1) and Scenic River Protection: An Update (STG: Summer 1993 Vol. 15, No. 2) The new water quality standards for the Delaware River, among the nation's highest.
A Drop to Drink (STG: Summer 2001 Vol. 23, No. 2) Delaware River water quality.

Did You Know?

Sketch of a shiny, silvery, oval shaped fish with smallish fins

... that shad have made a comeback in the Delaware River, due to pollution control. This member of the herring family lives its adult life in the ocean, but travels up rivers and streams to spawn. Each spring, anglers follow the "shad run" up the Delaware River to catch these hard-fighting fish. More...