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100   $a20210525d2000      ua             0
101 0 $aeng
135   $aur|||||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aAmbient toxicity testing in Chesapeake Bay $eyear 7 report /$fLenwood W. Hall, Jr. [and 4 others]
210  1$aAnnapolis, Maryland :$cPrinted by the U.S. Environmental Protection Agency for the Chesapeake Bay Program,$d2000.
215   $a1 online resource (various pagings) $cillustrations, maps
225 1 $aCBP/TRS ;$v230/00
300   $a"March 2000."
300   $a"EPA 903/R/00/006"--Cover.
320   $aIncludes bibliographical references.
517   $aAmbient toxicity testing in Chesapeake Bay 
606   $aToxicity testing$zChesapeake Bay (Md. and Va.)$vObservations
606   $aWater$xPollution$xToxicology$zChesapeake Bay (Md. and Va.)$vObservations
606   $aContaminated sediments$xToxicology$zChesapeake Bay (Md. and Va.)$vObservations
606   $aFreshwater fishes$xEffect of water pollution on$zChesapeake Bay (Md. and Va.)$vObservations
606   $aBenthic animals$xEffect of water pollution on$zChesapeake Bay (Md. and Va.)$vObservations
606   $aEstuarine biology$zChesapeake Bay (Md. and Va.)$vObservations
615  0$aToxicity testing
615  0$aWater$xPollution$xToxicology
615  0$aContaminated sediments$xToxicology
615  0$aFreshwater fishes$xEffect of water pollution on
615  0$aBenthic animals$xEffect of water pollution on
615  0$aEstuarine biology
700   $aHall$b Lenwood W.$01399543
712 02$aChesapeake Bay Program (U.S.),
801  0$bGPO
801  1$bGPO
906   $aBOOK
912   $a9910716030203321
996   $aAmbient toxicity testing in Chesapeake Bay$93480129
997   $aUNINA