CALIFORNIA FISH AND GAME 
“CONSERVATION OF WILD LIFE THROUGH EDUCATION” 
Volume 4 SACRAMENTO, JULY, 1918 Number 3 
CONTENTS. 
Page 
An bE WO TEE kha P NDUSTRY 2222 228 eee W. C. Crandall 105 
WERE CeO WE (OR Ren PS 2 oe me Sh A a Sel se Edward Porteous 108 
THE MUSSELS OF THE PACIFIC COAST ____________ Edward P. Rankin 113 
THE MACKEREL AND MACKERDEL-LIKE FISHES OF CALIFORNIA 
2 A SN, HOES Sete eee Sey Re, Oe ee Ne Edwin C. Starks 118 
DISCRETIONARY POWERS AND GAME CONSERVATION-_-__----__ 
a eS San es he od et a Bas erold \C. Bryant. 129 
UATE TH UO Se 2 a Sea 29) Be Dee nena as SVS ee eet eRe Ghee Eb Sue ____John N. Cobb 134 
SESE TOP NTS CODE CeTCANSH Soy 0 scot ae, ee Peas LE a Re EE ee Se 135 
TOUAMITR = TE EPG, REA, 9 Sl oe Bia I ate Se ge IE ie ey Ok ae eee 145 
TEVA GES) GMS GUD Go) 8 DUN RGD ONC BU BD] G2) DS Die ke a ee 146 
PIP AW ey EID RAV NOTRE Sytner eae eee ree eee Ee ee ee 147 
OVER Gn Ale: Hels ERE ae INO) UH ss eine soma Pas Sad ee Le ee 149 
CONSERVATION IN OTHER STATHS____—_---_-- re at Ot ae Niet chee ie isi 
TEETER TEE RUISS HE ERGH SN, SIO OS BS gn ip Se a le ea an ee ala 
UNITED STATES FOREST SERVICE COOPERATION-__------------~- 154 
Wik VEE. INGRHUAPION TOVAGRICULTURN 222.2. 2 SEE hh 5 35) 
REPORTS— 
Hishery Products; January to; March? OS: ue» oe Se ee ee 156 
NMrolatlOonse ote Hishimantn Games lusty Se soe eta eRe TSS ee ea eS 158 
SeIZULGS tee ar eee ee ee dns Sede = es eS BART a8, LA Er es eee 159 
TP rae een illy Lake CON Pe SS a a a eee eee 160 
A REVIEW OF THE KELP INDUSTRY. 
By W. C. CRANDALL. 
In the year 1910, the Bureau of Soils of the United States Depart- 
ment of Agriculture, called the attention of the public to the giant 
kelps lining much of the west coast of America. New requirements for 
fertilizers and an extending market had caused the Bureau of Soils to 
look for other sources of supply, and from information at hand at that 
time, it seemed that the giant kelps might prove to be such a source. 
More intensive study of the plant and the extent of its distribution con- _ 
firmed the idea, and consequently a great industry is being developed. 
The giant kelps along the coast of California are of these general 
types. The one more widely distributed and greatest in quantity is the 
Macrocystis pyrifera or ribbon-kelp. Plants of this species varying 
38800 
