UNIVERSITY OF CALIFORNIA PUBLICATIONS 
IN 
ZOOLOGY 
Vol. 9, No. 6, pp. 253-340, 7 text-figures September 14, 1912 
THE OCCURRENCE AND VERTICAL DISTRI- 
BUTION OF THE COPEPODA OF 
THE SAN DIEGO REGION 
WITH PARTICULAR REFERENCE TO NINETEEN 
SPECIES 
BY 
CALVIN O. ESTERLY 
CONTENTS 
PAGE 
Introduction and tables of data —...---.------.----------eceeceeceeec eee eee 255 
Distribution of hauls by months and years (table 1) ........-.-..--.---- 256 
Data (table 2) for hauls with surface net not used by Michael 
(CUQHID) eect tcc sce tise Soe eS aoe ee eee SES EE OE Ee crc eee 257 
List of surface hauls for which the data are given by Michael...... 259 
List of surface hauls containing no Copepoda -.............-. Ue eee 260 
Species and numbers of Copepoda occurring in the surface hauls 
(GHETOUG. BY) crecoseccenece-eendee eeu Sues See ase eee pce e ere Dc oot area eee eee eee 2 
List of hauls with horizontal closing nets; data in Michael - 
Data for such hauls not given by Michael (table 4) 
List of such hauls containing no Copepoda ......-.--.--.------------------------- 267 
Species and numbers of Copepoda found in hauls with the horizon- 
tal closing nets (table 5) --...--.-.-----2----cscsce-ccecsenecceacnenserenseernnsenceneeneee 267 
List of hauls with vertical closing nets used by Michael; data in 
VMS) JOFDPOOR? soeeseseeeer eee SEE eR EE SEE ee 267 
List of species and numbers of Copepoda in the above tho (table 6) 268 
Data for hauls with vertical closing nets not given by Michael 
with list of Copepoda and their numbers (table 7) -..........-..-.-..... 269 
Data for hauls with vertical closing nets not used by Michael and 
containing no Copepoda (table 8) oes eee OTD 
List of vertical hauls with open net; data given by Michaei 
Data for open vertical hauls not given by Michael (table 9) -........ 278 
List of species of Copepoda and numbers in above hauls (ante 10) 279 
Reasons for not standardizing catches made with different nets —... 279 
List of species given special consideration (table 11) with numbers 
of specimens and successful hauls in different sorts of nets.. 
Byram agony Oe beTMIS USC One enearee a naneetanceserscereeranrancesencepeenee mer snnsesmcnasaaeazass) 82 
