THE WONDERS OF THE SHORE. 195 
stress on the necessity of aérating the water, by 
keeping it in perpetual motion; a process not easy 
to be carried out in small aquaria; at least to that 
perfection which has been attained at the Crystal 
Palace, where the water is kept in continual circula- 
tion by steam-power. For a jar-aquarium, it will 
be enough to drive fresh air through the water every 
day, by means of a syringe. 
Now for the live stock. In the crannies of every 
rock you will find sea-anemones (Actinic) ; and a - 
dozen of these only will be enough to convert your 
little vase into the most brilliant of living flower- 
gardens. There they hang upon the under side of 
the ledges, apparently mere rounded lumps of jelly: 
one is of dark purple dotted with green; another of 
a rich chocolate ; another of a delicate olive; another 
sienna-yellow ; another all but white. Take them 
from their rock; you can do it easily by slipping 
under them your finger-nail, or the edge of a pewter 
spoon. Take care to tear the sucking base as little 
as possible (though a small rent they will darn for 
themselves in a few days, easily enough), and drop 
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