01493cam a22002654a 450000100090000000300080000900500170001700800410003401000170007502000350009204000310012704200080015805000250016608200190019110000180021024501000022826000460032830000340037436500140040850400410042250506860046365000240114970000310117370000230120413084582BD-DhUL20141216160654.0030206s2004    maua     b    001 0 eng    a  2003002574  a063205266X (pbk. : alk. paper)  aDLCcBD-DhULdDLCdBD-DhUL  apcc00aQH541.5.F7bC66 200400a577.6221bCLF1 aCloss, Gerry.10aFreshwater ecology :ba scientific introduction /cGerry Closs, Barbara Downes, Andrew Boulton.  aMalden, MA. :bBlackwell Pub. Co.,c2004.  axiv, 221 p. :bill. ;c24 cm.  aGBb27.50  aIncludes bibliographical references.0 aWhat 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?. 0aFreshwater ecology.1 aDownes, Barbara J.,d1958-1 aBoulton, Andrew J.