Biscayne National Park Intertidal and Subtidal

There are a number of tidal channels in Biscayne National Park. They can occur between islands or between shoals, and are especially abundant at the north end of the park in the area known as "The Safety Valve." Channels are a mixture of Bay and ocean water, affected by the ebb and flow of tides. There is regular turbulence and abundant food and oxygen supply with a salinity similar to the open ocean. Shoals are shallow areas with plenty of sunlight, frequent turbulence, current flow, and dense colonies of algae.

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November's Featured Park
The North Cascades have long been known as the North American Alps. Characterized by rugged beauty, this steep mountain range is filled with jagged peaks, deep valleys, cascading waterfalls and glaciers. North Cascades National Park Service Complex contains the heart of this mountainous region in three park units which are all managed as one and include North Cascades National Park, Ross Lake and Lake Chelan National Recreation Areas.
November's Animal
Badgers are animals of open country. Their oval burrows (ten inches across and four to six inches high) are familiar features of grasslands on sandy or loamy soils of the eastern plains or shrub country in mountain parks or western valleys.