BIGELOW: COAST WATER EXPLORATION OF 1913. 289 
Calanus finmarchicus was, by far the most widespread and abundant 
species in 1913, as in 1912, very numerous in the Gulf of Maine in 
every haul from ten or more fathoms (Fig. 69). This was generally 
the case in the waters south of Nantucket also, as far as the edge of 
_ the continental shelf (Station 10061), except for Station 10062, where 
Fic. 69.— Distribution of copepods, July-August, 1913. 
Nn, Euchaeta norvegica; a, 
nasutus; p, Pleuromamma; sz, Euchirella. 
Calanus finmarchicus; 
limit to Rhincalanus, Pleuromamma, and Euchirella. 
Anomolocera pattersoni; kr, Rhincalanus 
\\\|| Southern limit to abundant 
c, occasional Calanus finmarchicus. <:: Northern 
it was wholly lacking, its place being taken by swarms of Centropages 
typicus, and of the amphipod Euthemisto. But it was represented 
b 
y occasional specimens only, in the hauls off New York (Stations 
10066, 10067) and further south; and only one specimen was detected 
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