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Snowy
Egret |
Red-wing
Blackbird |
Mallard |
Least
Bell's Vireo |

Wetlands are a vital
part of the ecology of Southern California. Although many
San Diego rivers appear dry in the summer, water-loving
plants find the water just below the surface and flourish
along the riverbeds and banks. These plants serve a vital
function in cleaning the water that runs through them
and in supporting a large community of animals.
There are several
kinds of wetlands. Among types managed by the San Diego
Habitat Conservancy are:
- Freshwater Marsh:
These are the wettest of the wetlands, remaining saturated
for most of the year. Plants are normally aquatic, such
as reeds and bulrushes.
- Floodplain Riparian:
Found along the river banks as the rivers meander through
flatter areas. These areas are subject to flooding during
high water events.
- Riparian Forest:
Generally found at higher elevations than the floodplain
riparian habitat, the riparian forest is characterized
by larger plants, especially coast live oak, and is
generally not as dense as the willow scrub habitat.
- Willow Scrub:
This habitat is characterized by a dense growth of trees,
especially cottonwood and willow, and shrubs, which
provide cover for birds, tree frogs, fish, and small
animals.
Wetlands in San Diego
general share similar plant and animal communities.
Characteristic
plants: Willow,
Mulefat,
Cottonwood,
Wild Rose, California Fuchsia
Characteristic
animals: Red-wing
Blackbird, White-crowned
Sparrow, Snowy
Egret, Red-tailed
hawk
Animals of
special interest: Least
Bell's Vireo