English: Birding Hotspots of the Northern Sacramento Valley, via Sacramento National Wildlife Refuge – Additional maps.

1: City of Red Bluff – Samuel Ayer / Dog Island Park
2: Woodson Bridge State Recreation Area
3: Sacramento River National Wildlife Refuge – Rio Vista Unit
4: Black Butte Lake
5: Sacramento River National Wildlife Refuge – Pine Creek Unit
6: City of Chico – Upper Bidwell Park
7: Bidwell-Sacramento River State Park – Indian Fisheries
8: Agricultural fields along Highway 45
9: Bidwell-Sacramento River State Park – riparian area / gravel bar
10: City of Chico Sewage Treatment Plant Oxidation Ponds
11: Mendocino NF – Genetic Resource & Conservation Center
12: Agricultural fields along Oroville-Chico Highway
13: Agricultural fields along Road 39
14: Agricultural fields along Road R, north of Road 39
15: Sacramento River National Wildlife Refuge – Old Bend Unit
16: Steve Thompson NCV Wildlife Management Area – Llano Seco Unit
17: Agricultural fields along Grainland Road
18: Agricultural fields along Aguas Frias Road
19: Agricultural fields along Cottonwood Road
20: Agricultural fields along Nelson Road
21: Agricultural fields along Highway 162 – East of Sacramento River
22: Oroville Wildlife Area – Thermalito Afterbay & Forebay
23: Sacramento National Wildlife Refuge
24: Sacramento River National Wildlife Refuge – Packer Unit
25: Delevan National Wildlife Refuge
26: Gray Lodge Wildlife Area
27: Colusa-Sacramento River State Recreation Area
28: Colusa National Wildlife Refuge
29: District 10, Woodruff Ln / Matthew Ln / Ramirez Rd Loop

30: Sutter National Wildlife Refuge