EntityQ1107856· pop 29· linked from 838 articlescold seepSign in to saveocean floor area where hydrogen sulfide, methane and other hydrocarbon-rich fluid seepage occursConnectionsbiomeEntitybenthic zoneEntityseabedEntitySiboglinidaeEntitychemotrophEntityEkman transportEntityprimary nutritional groupEntityecosystemEntitybiogeographyEntitysymbiosisEntitygeochemistryEntityheterotrophEntityecological nicheEntityaquatic plantEntitysubductionEntityautotrophEntitymudflowEntitychemosynthesisEntitypersistent organic pollutantEntityintertidal zoneEntityCategoriesAquatic ecologyBodies of waterCoastal and oceanic landformsMarine geologyOceanographical terminology