01739cam a22003134a 4500 13084582 BD-DhUL 20141216160654.0 030206s2004 maua b 001 0 eng 2003002574 063205266X (pbk. : alk. paper) DLC BD-DhUL DLC BD-DhUL pcc QH541.5.F7 C66 2004 577.6 21 CLF Closs, Gerry. Freshwater ecology : a scientific introduction / Gerry Closs, Barbara Downes, Andrew Boulton. Malden, MA. : Blackwell Pub. Co., 2004. xiv, 221 p. : ill. ; 24 cm. GB 27.50 Includes bibliographical references. What is ecological science? -- How does scale of measurement affect what we see? -- Wonderful water: linkages from the atom to the biosphere -- What's in a lake? -- What's in rivers and streams? -- Fundamental ecological questions -- How are population numbers and structure affected by dispersal? -- Why do organisms occupy particular habitats? -- How do freshwater communities recover from disturbance? -- What is the impact of predators in freshwater systems? -- Applied freshwater ecology -- What are the ecological effects of changing a water regime? -- How do we assess the impact of pollution? -- Can we fix smelly, green lakes? -- What is the impact of introduced species?. Freshwater ecology. Downes, Barbara J., 1958- Boulton, Andrew J. 7 cbc orignew 1 ecip 20 y-gencatlg ddc BK jb12 2003-02-06 jb12 2003-02-06 aa07 2003-02-10 ps13 2004-04-28 1 copy rec'd., to CIP ver. jb00 2004-04-30 bk rec'd 22622 22622 0 0 ddc 0 577_600000000000000_CLF 0 NFIC 43685 DUSL DUSL GEN 2005-08-24 Purchased 577.6 CLF 413092 2014-12-16 2014-12-16 BK