00725nam a2200229 a 450000100060000000300080000600500170001400800410003102000320007203500190010404000270012304100080015008200240015810000230018224500600020526000330026530000280029849000610032650400300038765000200041783000580043772709BD-RjUL20211209082312.0170522s1980    enka     b    000 0 eng d  a0713128046 (pbk.) :c£2.60  a(BD-RjUL)72927  aDLCcDLCdBD-RjULbeng  aeng00a577.6223bTOE 198010aTownsend, Colin R.14aThe ecology of streams and rivers /cColin R. Townsend.  aLondon :bE. Arnold,cc1980.  a68 p. :bill. ;c22 cm.0 aThe Institute of Biology's Studies in biology ;vno. 122  aBibliography: p. [67]-68. 0aStream ecology. 0aInstitute of Biology's studies in biology ;vno. 122.