US Fish & Wildlife Service
Date of this Version
11-1997
Abstract
The following list of 279 species of birds observed on the refuge is compiled from records beginning in 1936, with current status determined from records since 1957. Those marked with a closed dot (•) nest or have nested on the refuge. Those marked with an open dot (🔾) are suspected to nest or have nested at least occasionally, but further confirmation is needed. Habitat preference, seasonal occurrence and abundance have been coded as follows:
COinS
Comments
Used by permission.