CONTENTS 
Annotated list of fishes collected in vicinity of Augusta, Georgia, with 
description of a new darter. By Samuel F. Hildebrand. (Document No. 
940, issued June 20, 1923.) 1-8 
Life history, of the scavenger water beetle Hydrous (Hydrophilus) triangu- 
laris, and its economic relation to fish breeding. By Charles Branch Wil- 
son. (Document No. 942, issued June 28, 1923.) 9-38 
Experiments in tagging adult red salmon, Alaska Peninsula Fisheries Reser- 
vation, summer of 1922. By Charles H. Gilbert. (Document No. 943, issued 
June 27, 1923.) • 39-50 
Northwestern lakes of the United States: Biological and chemical studies 
with reference to possibilities in production of fish. By George Kem- 
merer, J. F. Bovard, and W. R. Boorman. (Document No. 944, issued August 
6, 1923.) 51-140 
Contributions to life histories of Sci/Enid .e of the eastern United States 
coast. By William W. Welsh and C. M. Breder, jr. (Document No. 945, issued 
August 1, 1923.) 141-201 
Significance of larval mantle of fresh-water mussels during parasitism, with 
NOTES ON A NEW MANTLE CONDITION EXHIBITED BY LaMPSILIS LUTEOLA. By Ches- 
ter N. Blystad. (Document No. 950, issued November 6, 1923.) 203-219 
ToXICITIES OF COAL TAR CREOSOTE, CREOSOTE DISTILLATES, AND INDIVIDUAL CONSTITU- 
ENTS FOR THE MARINE WOOD BORER LlMNORIA LIGNORUM. By L. F. Shackell. 
(Document No. 952, issued November 8, 1923.) 221-230 
Water beetles in relation to pondfish culture, with life histories of those 
found in fishponds at Fairport, Iowa. By Charles Branch Wilson. (Docu- 
ment No. 953, issued December 21, 1923.) 231-345 
Limnological observations in the upper Mississippi, 1921. By P. S. Galtsoff. 
(Document No. 958, issued March 11, 1924.) 347-438 
Food and feeding in fresh-water mussels. By E. P. Churchill, jr., and Sara I. 
Lewis. (Document No. 963, issued October 3, 1924.) 439-471 
General index 473 
ERRATA 
J* 
Page 61, fifth line in paragraph numbered 3: 0.1201,5 g. should read 1.204-5 g. 
Page 85, last line: 52 should read 25. 
Page 91, the scale indicated on the map is incorrect. The correct scale is 6.9 miles to the inch. 
Page 94, the scale indicated on the map is incorrect. The correct scale is 2.36 miles to the inch. 
Page 148, line B under the heading “Key to genera and species”: manibulary should read mandi~ 
bulary. 
Page 193, Americanus should read saxatilis. 
hi 
