ON THE LUMINOSITY OF THE SEA. 471 



fluous or in vain. For aught we know, it may be 

 to allure its prey, or to subserve the purposes of coi- 

 tion. The visitation of luminous animals, would 

 seem connected with meteorological phenomena; 

 and it would be interesting to ascertain, from dif- 

 ferent parts of the coasts, whether they or others 

 generally contribute to the effect. Meantime, I shall 

 anxiously watch their return, for some experiments I 

 have in prospect. 



Stranraer, 30$. November 1819. 



