00481nam a2200181 a 450000500170000002000180001708200130003510000260004824500530007426000480012730000280017550000200020360000080022363000370023163000190026885600060028785600060029320251203114849.0  a9780763773502  a577bBEC  aBeckman, Daniel W.d_  aMarine environmental biology and conservationb_  aBurlingtonbJones & Bartlett Learningc2013  axii, 451 p.c28 cm.bPB  aIncludes index.  bc_  aMarine biodiversity conservation  aMarine biology  f_  a_