- Data from: High degree of genetic differentiation in marine three-spined sticklebacks (Gasterosteus aculeatus)(2013-06-24) DeFaveri, Jacquelin; Shikano, Takahito; Shimada, Yukinori; Merilä, Juha; University of Helsinki - DeFaveri, Jacquelin; University of Helsinki - Shikano, Takahito; University of Helsinki - Shimada, Yukinori; University of Helsinki - Merilä, Juha