Willow Slough Fish and Wildlife Area


IBA Justification

The site was identified as important in 2009 because it was regularly supporting significant populations of the species listed below, meeting ('triggering') IBA criteria.

Populations meeting IBA criteria ('trigger species') at the site:
Species Red List1 Season Year(s) Size IBA criteria
Rusty Blackbird Euphagus carolinus VU passage 2006 155 individuals A1

1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2009) may differ.


IBA Protection

Year Protected Area Designation % overlap with IBA
- Willow Slough Fish And Wildlife Area 100


Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Willow Slough Fish and Wildlife Area (USA). Downloaded from https://datazone.birdlife.org/site/factsheet/willow-slough-fish-and-wildlife-area-iba-usa on 22/11/2024.