000 003870000a22001450004500
008 140223b1977 xxu||||| |||| 00| 0 eng d
041 _aENG
080 _aG19555 L7
082 _aG19555 L7
100 _aCUSHING (D H)
245 _aScience and the fisheries
260 _aEdward Arnold
_bLondon
_c1977
440 _aInstitute of Biology's Studies in Biology, 85.
650 _aLIMNOLOGY
999 _c99552
_d99552