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THE CONSERVATION OF OUR OYSTER SUPPLY.
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![](http://upload.wikimedia.org/wikipedia/commons/thumb/c/cd/PSM_V44_D023_Examining_a_tile_covered_with_oyster_spat.jpg/500px-PSM_V44_D023_Examining_a_tile_covered_with_oyster_spat.jpg)
Fig. 10.—Examining a Tile covered with Oyster Spat.
ponds; but the result in the latter seems to be much more satisfactory. The pond, having been macadamized, is first thoroughly dried "for two months. . . . doing away with all animal and plant
![](http://upload.wikimedia.org/wikipedia/commons/thumb/9/98/PSM_V44_D023_Disengaging_seed_oysters_from_a_tray_collector.jpg/500px-PSM_V44_D023_Disengaging_seed_oysters_from_a_tray_collector.jpg)
Fig. 11.—Disengaging Seed Oysters from a Tray Collector.