Bull. U. S. F. C. 1890. Oyster-cul 
France. (To face page 388.) 
Plate LXXIII, 
Fig. 1. Cancale. The Barrier Oyster Park. 
The water is seen slowly draining seaward, allowing the oysters in the higher parts to become exposed. The. sides 
of the park are simple plank barriers. To the left are cases of elevage, well raised from the ground as a protec- 
tion against shiftings of sand. (Page 376.) 
Fig. 2. Arcachon. An Oyster Park with low Banks of Fascine and Clay. 
Cases of elevage are inclosed. The case covers are seen held open by propping sticks while the oysters are being 
sorted. The embankment separating the ponds are here composed of brush bundles, clay, and plank. The sand 
flat in the background is covered with Portuguese oysters (Page 376.) Park of M. DastS. 
