118 



are neither much enlarged nor soft : they present much the same appearance as at any 

 other time of the year, though spermatozoa may be seen in a portion examined 

 under the microscope. And when the male is squeezed in the region of the testes, no 

 milk-white fluid is seen to escape ; some fluid may, and does, escape, but it is small 

 in quantity and ihin and transparent, so that it is almost impossible when handling 

 soles on board a trawler to distinguish milt thus squeezed out from the sea water, 

 urinary fluid, or mucus from the skin, which also drijj from the fish. 



II 



