Designation:D4211−21StandardGuideforFishSampling1ThisstandardisissuedunderthefixeddesignationD4211;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope*1.1Thisguidecoverstheuseoflethalandnon-lethalcollectionpracticesforfish.1.1.1Lethalpracticesincludetheuseofrotenoneandantimycinwhichareusedtocollectoreradicatefish;numerouschemicalshavebeenusedbutpresentlyonlyrotenoneandantimycinareU.S.EnvironmentalProtectionAgency(EPA)-approvedforthisuse.1.2Non-lethalcollectionpracticestypicallydonotcausemortalitytofish.1.2.1Non-lethalpracticesincludesurfaceorbankobservation,underwaterobservation,gillnetting,beachseines,hoopnets,fykenets,trapnets,electroshocking,minnowtraps,enclosure(popdropandthrow)traps,anglersurveys,commer-cialsurveys.1.3Thefocusofthisguideistoprovidesamplingpracticesforfishcollection.Thisstandarddoesnotcovertheidentifica-tionofspeciesoranystatisticalmethodsforthesamplingdata.1.4ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafety,health,andenvironmentalpracticesanddeter-minetheapplicabilityofregulatorylimitationspriortouse.RefertotheMSDSsforallchemicalsusedinthisprocedure.1.6Thisinternationalstandardwasdevelopedinaccor-dancewithinternationallyrecognizedprinciplesonstandard-izationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecom-mendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTrade(TBT)Committee.2.ReferencedDocuments2.1ASTMStandards:2D1129TerminologyRelatingtoWaterD4131PracticeforSamplingFishwithRotenone3.Terminology3.1Definitions:3.1.1Fordefinitionsoftermsusedinthisstandard,refertoTermin...
