HomeAbout NIOZStaff Ilsa Posthuma Ilsa PosthumaResearch AssistantContact details+31222369412Opens in a new tabilsa.posthuma@nioz.nlOpens in a new tabNIOZ location TexelDepartmentMarine Microbiology & BiogeochemistryContact details+31222369412Opens in a new tabilsa.posthuma@nioz.nlOpens in a new tabNIOZ location TexelDepartmentMarine Microbiology & Biogeochemistry