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THE MARINE AQUARIUM.
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tank gets fouled, it closes and falls from its foothold, and perishes if not attended to. It is the hardiest of all the creatures that are regarded as stock for tanks, and survives many a wreck unhurt. To induce it to climb up the sides of the vessel, let it be placed with its base lying partly against it, or bring it close to a stone in the centre,
ACTINIA ANGUICOMA, TROCHUS ZIZIPHINUS, ULVA LATISSIMA,
BRYOPSIS PLUMOSA, ACORN BARNACLE.
and it will be pretty sure to attach itself where you desire in the course of a few days. This last suggestion applies to anemones generally; novices are surprised to find how
