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Often
only have surface water during storms
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May
carry substantial subsurface water flows
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Shallow-sloping
banks
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Natural
swales to dry washes
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Denser
Vegetation
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Tend to
be higher in the watershed
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May
shift location from year to year
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Ephemeral
stream of the type possibly found in Coyote Valley.
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During
the wet season, it may be difficult to see the stream because all around it
would be green.
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Other
higher gradient upper watershed ephemerals may be an arroyo through oak
woodlands or similar feature.
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