Niesen, Thomas M2009-04-202009-04-201973-06Niesen, T. M. (1973). Population and reproductive biology of the six-rayed sea star Leptasterias hexactis on the protected outer coast. Thesis (Ph. D.)--Oregon, Dept. of Biology.https://hdl.handle.net/1794/8999Thesis (Ph.D.)--Oregon, Dept. of Biology Vita Bibliography: l. 177-184en-USLeptasterias hexactisSea starsStarfishesPopulation and reproductive biology of the six-rayed sea star Leptasterias hexactis on the protected outer coastThesis