Heron and Egret Monitoring Results at Marin Islands National Wildlife Refuge: 2018 nesting season. Report to the San Pablo Bay National Wildlife Refuge.

Author(s): 

Kelly, J. P.
B. Fischer

Publication Date: 

2018

Type of Document: 

Technical Report

Audubon Canyon Ranch (ACR) has been monitoring the number of nesting herons and egrets at Marin Islands since 1979, and the annual reproductive success of Great Egrets and Great Blue Herons there since 1993. This work is part of an ongoing, regional study of heron and egret colonies in the northern San Francisco Bay area (see previous reports in References Cited).

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Citation: 

Kelly, J. P., B. Fischer. 2018. Heron and egret monitoring results at Marin Islands National Wildlife Refuge: 2018 nesting season. Report to the San Pablo Bay National Wildlife Refuge. ACR Technical Report 90-3-46 © June 2018, Audubon Canyon Ranch, Cypress Grove Research Center, P. O. Box 808, Marshall, CA 94940.

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