6 College of Forestry 
ders the edge of the shore at the distance inland of a foot. 
The water is from 10 to 30 inches deep, the bottom is hard 
sand with some boulders, and the vegetation consists of Bul- 
rush and Water Willow, the latter in a patch on the shoreward 
edge of the Scirpus association. 
American Bulrush (Scirpus ameri- Water Willow (Dianthera ameri- 
canus) . cana). 
Lake Bulrush (Scirpus occiden- 
talis). 
ANIMAL LIFE. 
The shore debris contained the following species, all being 
dead and representing several habitats. 
MOLLUSCA. 
Elliptio complanatus. Planorbis binneyt 
Anodonta marginata. Galba catascopium 
Anodonta cataracta. Galba emarginata. 
Anodonta grandis footiana. Physa ancillaria warreniana. 
Spherium striatinum. Bythinia tentaculata, 
Planorbis campanulatus. Somatogyrus subglobosus. 
Planorbis antrosus : 
INSECTA. 
Caddis-fly larve (Helicopsyche  Cadis-fly cases (Leptocella  spe- 
borealis) . cies). 
Sration XIII. First Bay-tixe InpEntTATION WEST OF 
Suaw Point (Fretp Nos. 205, 207, 
227). Hie. 14, 
This habitat is similar to that of Station XII, except that 
the land bordering the shore is higher (about 10 feet) and 
contains several large trees. 
Borrom: Hard, sandy, gravelly and bouldery in spots. 
Water: 10 to 48 inches deep. 
VEGETATION. 
Water Willow (Dianthera ameri- Lake Bulrush (Scirpus occiden- 
cana). talis) . 
American Bulrush (Scirpus ameri- 
canus) . 
