内容简介
Dugongsandmanatees,theonlyfullyaquaticherbivorousmammals,liveinthecoastalwaters,riversandlakesofmorethan80subtropicalandtropicalcountries.Symbolsoffierceconservationbattles,sirenianpopulationsarethreatenedbymultipleglobalproblems.Providingcomparativeinformationonallfoursurvivingspecies,thisbooksynthesisestheecologicalandrelatedknowledgepertinenttounderstandingthebiologyandconservationofthesirenia.Itpresentsdetailedscientificsummaries,coveringsirenianfeedingbiology;reproductionandpopulationdynamics;behaviouralecology;habitatrequirementsandthreatstotheircontinuedexistence.Outliningthecurrentconservationstatusofthesireniantaxa,thisuniquestudywillequipresearchersandprofessionalswiththescientificknowledgerequiredtodevelopproactive,precautionaryandachievablestrategiestoconservedugongsandmanatees.Supplementarymaterialisavailableonlineat:www.cambridge.org/9780521888288.
作者简介
HeleneMarshisProfessorofEnvironmentalScienceandDeanofGraduateResearchStudiesatJamesCookUniversity,Townsville,Australia.Sheisaninternationalauthorityontheconservationbiologyofdugongs,seaturtlesandcoastalcetaceans,andledtheteamthatdevelopedtheUnitedNationsEnvironmentProgrammeglobalDugongActionPlan.ThomasJ.O'SheaisScientistEmeritusattheU.S.GeologicalSurvey,FortCollins,Colorado.Amammalogist,heconductedresearchonmanateesformanyyearsandhasservedonthefederalFloridaManateeRecoveryTeam,theCommitteeofScientificAdvisorstotheU.S.MarineMammalCommissionandtheIUCNSireniaSpecialistGroup.JohnE.ReynoldsIIIisaSeniorScientistatMoteMarineLaboratory,Florida.HeservedasChairmanoftheU.S.MarineMammalCommissionbetween1991and2010andhasrecentlyworkedcloselywiththeUnitedNationsEnvironmentProgrammetodevelopandimplementaCaribbean-wideMarineMammalActionPlan.