FloridaTrichechus manatusSoutheastern United StatesOxocinsMarine ToxinsDinoflagellidaPopulation SurveillanceSouthwestern United StatesHispanic AmericansDisease OutbreaksEndangered SpeciesContinental Population GroupsIncidenceEutrophicationPrevalenceRisk FactorsSeasonsPumaEthnic GroupsCyclonic StormsEuropean Continental Ancestry GroupCitrusTrichechusMidwestern United StatesNorthwestern United States