三峡水库水质保护与渔业利用关系探讨-董方勇

15120061ResourcesandEnvironmentintheYangtzeBasinVol.15No.1Jan.2006　　:1004-8227(2006)01-0093-04董方勇,胡传林,黄道明(,430079)　:,、。,,,,,。、,,,。,,,、。:;;:A　　,———,10.3hm2(175m),393m3。,。,,,。,,,。1　,、,,[1]。,,、0.2mg/L0.02mg/L,[2]。,、、[3,4]。(1)。、。,,,。、、、、。、,、。(2)。、、。,。,、、、、。(3)。、、。、。,,。《2004》,2004482.4:2005-04-03;:2005-06-30:(XDS2004-02)、“”(2004AA205B01).:(1963～　),,,,.E-mail:[e-mail],221.1t,261.3t。。,(),。,。2　2.1　　　,、。,、。,,、,、。,。、,。、、,、,、,,、。,、,、。,、。2.5%～3.5%,0.3%～0.9%,1kg,25～35g3～9g[5]。,。[6],。,19896,,、2080,、[7,8]。,、,[9]。1999,,,,,,,。2.2　　　,[10,11]。,,。、、、;、(),,。,,、。,。,、,。,,。,,、[12]。、,。,,,,,,。,,,,,,。,94　　　　　　　　　　　　　　　　　　　　　　　15　,。3　、　　(1)。,;,,,,。,,。,、。33.8,,。,,,,“、”。(2)。,,,,。,,、,、、,,。(3)。,、,。、、,,,,,,。,,,。,。(4)。,145～175m,5.3～10.3hm2;175m145m4hm2,0.7hm2;,145m1938kg,175m3754kg。、,。(5)。,。,。,,。,、,,。,、,、DHA、EPA,,,。4　　　,,。200361,。,,,。,,、。(1)。,。,,,,、、、。(2)。、,,,95　1　　　　　　　:、、,,。(3)。,,,,,,,。(4)。、。,。、、。:[1]　,.[J].,2003,(9):49～52.[2]　ThomannRV,MuellerJA.Principleofsurfacewaterqualitymodelingandcontrol[M].NewYork:HaperandROV.1987.[3]　.———[M].:,2001.36～40.[4]　,,.[M].:,2002.162～166.[5]　,.[J].,2003,(4):29～32.[6]　CrismanTL,ReaverIR.Applicabilityofplanktonicbioma-nipulation:formanagingeutrophicationinthesubtrophics[J].Hydrobiology,1990,200/201:177～185.[7]　,　.[J].,1999,8(3):312～319.[8]　　.、[M].:,2003.[9]　,　.[J].,2002,23(1):71～75.[10]　,,.[M].:,2004.75～76.[11]　　,,.[J].,2004,13(5):476～481.[12]　　.[M].:,2000.DISCUSSIONONWATERQUALITYPROTECTIONANDFISHERYUTILIZATIONINTHETHREEGORGESRESERVOIRDONGFang-yong,HUChuan-lin,HUANGDao-ming(InstituteofWater-engineeringEcology,MinistryofWaterResourcesPRCandTheChineseAcademyofSciences,Wuhan430079,China)Abstract:Capturefisheriesandaquaculturewithoutfeedingcouldnotpollutethewaterbodiesandreduceinsomedegreethegrowthofalgaeandcontroltheeutrophication.Whilstaquaculturebyfeedingandfer-tilizingcouldincreasethepossibilityofeutrophication.However,propercagenumbersanddistribution,limitedaquaculturespeciesanddensity,increasingthequalityoflow-pollutionaquafeedandproperfeedingregimecouldreducethenegativeimpactofaquacultureonwaterbodies.Properfisheriesisoneofthewaystoutilizetheresourcesofwater,landandorganismsoftheThreeGorgesReservoir.Itcouldnotonlyin-creasetheemploymentandincomeoftheemigrants,butalsoimprovethewaterenvironment.Inordertoutilizethewaterresources,properlyitisurgenttomakethefisherydevelopmentplanandimprovethefisheriesmanagement.Itcouldresultintheharmonizingoffisheries,environmentprotection,resettlementandotherfunctionsofthereservior.Keywords:eutrophication;fisheryutilization;theThreeGorgesReservoir96　　　　　　　　　　　　　　　　　　　　　　　15