Vernal pools


Seeps often are located along stream margins; seeps also occur on slopes

Vernal pools do not occur on slopes

Presence of inlet and/or outlet

Distinct stream drainage is visible as an inlet or outlet

Pool with no permanently flowing outlet

Nature of the wetland border or edge

Many seeps have a fairly diffuse border

Typically have a more distinct border

Vegetation type

Contain occasional trees; may have dense herbaceous vegetation that is composed of species characteristic of this community type

Contain occasional trees; generally lack herbaceous vegetation

Association with assemblage of amphibians and invertebrates