The pattern in fish communities is reversed, with pool fish communities tending to be more diverse than those in riffles (Figure 5; Gelwick 1990, Langeani et al. 2005). Larger alluvial rivers in ...

The stretch of the Juniata River between Lewistown and Port Royal, also known as “the Narrows,” is one of my favorite sections to fish. When traveling between Harrisburg and State College, one of my ...

These fish prefer perennial streams fed by cool springs with overhanging riparian vegetation and shallow gravel riffles for spawning. They remain in small, fragmented populations in only about ...