Vol. 1, No. 11, Effect of light on the development of young salmon, by 



E. Victor Smith. Pages 89-107, Feb., 1916 $0.50 



No. 12, Codium mucronatum, by Annie May Hurd. Pages 109- 



135, Feb., 1916 50 



No. 13, Growth in some Laminariaceae, by Annie L. Fallis. 



Pages 137-155, Apr., 1916 40 



No. 14, Physiological differences between marine animals from 

 different depths, by Victor E. Shelford. Pages 157- 

 174, Aug. 1, 1916. 



No. 15, Distribution of certain invertebrates on a restricted area 

 of sea bottom, by Edna M. Perry. Pages 175-176. Aug. 

 1, 1916. 



Nos. 14-16, together 50 



No. 16, Variation induced in brachiopods by environmental con- 

 dition, by Henry M. Du Bois. Pages 177-183. Sept. 

 15, 1916 25 



No. 17, Factors influencing the growth and distribution of Ne- 

 reocystis luetkeana, by Annie M. Hurd; Spirogyra 

 gigantica n. sp., by Grace A. Hill. Pages 185-198, 

 Dec, 1916. 



No. 18, Distribution of shore algae on Shaw Island, by Walter 

 L. Muenscher. Pages 199-210, Dec, 1916. 



No. 19, Codium dimorphum, by Annie M. Hurd; Conferva bom- 

 byciana Agardh in Washington, by Grace A. Hill. 

 Pages 211-220, Dec, 1916, 



No. 20, Chytridium alarium on Alaria fistulosa, by Alice L. 

 Kibbe. Pages 221-226, Dec, 1916. 



No. 21, Micrometabolism of Nereocystis, by Joanne Karrer; 

 Spirogyra dubia longiarticulata Kutz. in Washington, 

 by Grace A. Hill. Pages 227-234, Dec, 1916. 



No. 22, Acidity of marine algae, by Lois Clark. Pages 235-236, 

 Dec, 1916. 



No. 23, Carbon monoxide in the pneumatocyst of Nereocystis, by 

 Seth C. Langdon. Pages 237-246, Dec, 1916. 



No. 24, Origin of the second spiral in Spirogyra lutetiana, by 

 Grace A. Hill. Pages 247-248, Dec, 1916. 



Nos. 17-24, together 1.25 



No. 25, A key to the phaeophyceae of Puget Sound, by W. C. 



Muenscher. Pages 249-284, June 6, 1917 75 



