Crawford. — Spawning Habits of Spiny Lobster 319 



development have not been met in the aquarium. It is very 

 easy to place a spawn bearing female in any sort of floating 

 contrivance and allow the eggs to hatch, for they will hatch 

 readily under such conditions, but there is no gain or im- 

 provement over natural conditions unless many of the young 

 can be reared beyond the larval stages. 



