Sample
10:14 am
8 cm
None
Black, rubbery, circular (see photo)
Low flow
Black algae
Sample
11:35 am
20 cm
None
Brown subsurface
4 young mallards, minnows.
Beaver sticks underwater.
Sample
11:10 am
20 cm
None
Brown subsurface
Fallen cottonwood.
2 f. merganser, water spiders.
Heavy black silt in places on bottom.
Sample
01:40 pm
15 cm
None
None
Sample
12:20 pm
0 cm
None
Green; long attached to bottom & misc.
Water spiders,
1 rusty pipe on shore & in water
bottom vegetation
Sample
09:20 am
10 cm
None
None
Old dead animal (several meters from site)