00379nam a2200133Ia 450000500170000000800410001702000160005805000250007410000280009924500550012725000080018226000360019065000190022620251229190904.0251229s9999    xx            000 0 und d  a00604483377  aQH 541.5 .S3N9 1986   aNybakken, James Willard 0aReadings in marine ecologycJames Willard Nybakken  a2nd  aNew Yorkb Harper and Rowc1986  aMarine Ecology