Marshall, 1940 Melospiza melodia Richmond (hills SW of), Contra Costa Co., Caly. These hills face the Richmond Yacht Harbor - there is no marsh land here as all has been filled in by dredging for the yacht-harbor. Song Sparrows were abundant in Baccharis & wet weed thickets & Celery patches at the very base of these hills (where miniature meadows and grd. very wet. None above the 2nd road. Seemed to be in mating activity, pairs chasing each other, it's singing from definite perches. 3 taken 7-16-41 in Baccharis & adjacant weeds on wet (fresh-water) ground just above road. It's stopped singing after an hr. Clear, bright, calm day. Stone took 4 more - 3 at sea level at the base of hill (in Baccharis, 1 in Celery patch). A fresh-water situation - swampy weedy growth at base of hill - singing & pursuing each other thru Baccharis & poison oak tangles - all confined to near base of hill. Very numerous, but in very narrow belt.