1. Analysis of population genetic structure of the green sea urchin (Strongylocentrotus droebachiensis) using microsatellites;Addison;Mar. Biol. (Heidelberg, Ger.),2004
2. Colonization, dispersal, and hybridization influence phylogeography of north Atlantic sea urchins;Addison;Evolution,2005
3. On the releasing of the cultured seeds of sea urchin, Strongylocentrotus intermedius (A. Agassiz), at Shikabe in the coast of Funka Bay. I. Discrimination between releasing group and aboriginal group by rings formed in genital plate;Agatsuma;Hokusuishi Geppo,1987
4. Strongylocentrotus intermedius (A. Agassiz);Agatsuma,1991
5. Gonadal growth of the sea urchin, Strongylocentrotus nudus, from trophically poor coralline flats and fed excess kelp, Laminaria religiosa;Agatsuma;Suisanzoshoku,1999