log.F = 9.9713 + 0.3657(A) 



(r2 -0.1804,5^.;, = 0.5466). 



For fecundity on fork length (Figure 4): 



log^F = -9.8719 + 3.8775(log,L) 



(r2 = 0.6490, s,^ = 0.3751). 



For fecundity on weight: 



F = 12,064.2908 + 374.8848(W) 



(r2 = 0.4445, Sy., = 20,427.0752). 



■D 

 C 

 



> 



o 



2 

 z 



140 



160 180 200 220 240 



FORK LENGTH (mm) 



260 



Figure 4. — Relation between mean number of maturing ova 

 and fork length for Gulf menhaden. 



Literature Cited 



Bagenal, T. B., and E. Braum. 

 1971. Eggs and early life history. In W. E. Ricker (editor), 

 Methods for assessment offish production in fresh waters, 

 2d ed.. p. 166-198. IBP (Int. Biol. Programme) Handb. 3. 



Combs, R. M. 



1969. Embryogenesis, histology and organology of the 

 ovary ofBrevoortiapcUronus. Gulf Res. Rep. 2:333-434. 



DE VLAMING, V L. 



1974. Environmental and endocrine control of teleost re- 

 production. In C. B. Schreck (editor). Control of sex in 

 fishes, p. 13-83. Va. Polytech. Inst. State Univ., VPI-SG- 

 74-01. 



FORE,P L. 



1970. Oceanic distribution of eggs and larvae of the Gulf 

 menhaden. In Report of the Bureau of Commercial 

 Fisheries Biological Laboratory, Beaufort, N.C., for the 



fiscal year ending June 30, 1968, p. 11-13, U.S. Fish Wild!. 



Serv. Circ. 341. 

 Hickling, C. F, and E. RUTENBERG. 



1936. The ovary as an indicator of the spawning period in 



fishes. J. Mar Biol. Assoc. U.K. 21:311-317, 

 HIGHAM, J. R., AND W R, NICHOLSON. 



1964. Sexual maturation and spawning of Atlantic 

 menhaden. U.S. Fish Wildl. Serv., Fish. Bull. 63:255- 

 271, 



JUNE, F, C„ AND J, W, REINTJES, 



1959. Age and size composition of the menhaden catch 

 along the Atlantic coast of the United States, 1952-1955; 

 with a brief review of the commercial fishery. U.S. Fish 

 Wildl. Serv, Spec, Sci, Rep, Fish, 317, 65 p, 

 NICHOLSON, W R„ AND W E. SCHAAF, 



1978. Aging of Gulf menhaden Brevoortia pat- 

 ronus. Fish, Bull,, U,S, 76:315-322. 

 REINTJES, J, W 



1970, The Gulf menhaden and our changing estuaries. 

 Proc. Gulf Caribb, Fish, Inst, 22:87-90. 

 ROITHMAYR, C, M, 



1965, Industrial bottomfish fishery of the northern Gulf of 

 Mexico, 1959-63, U,S, Fish Wildl, Serv, Spec. Sci, Rep, 

 Fish, 518, 23 p, 



SUTTKUS, R, D,, AND B, I, SUNDARARAJ, 



1961, Fecundity and reproduction in the largescale 

 menhaden, Brevoortia patronus Goode. Tulane Stud. 

 Zool. 8:177-182, 

 TAGATZ, M. E., AND E, P H, WILKENS. 



1973. Seasonal occurrence of young Gulf menhaden and 

 other fishes in a northwestern Florida estuary. U.S. Dep. 

 Commer., NCAA Tech, Rep. NMFS SSRF-672, 14 p, 

 TURNER, W R, 



1969, Life history of menhadens in the eastern Gulf of 

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ROBERT M, LEWIS 



Southeast Fisheries Center Beaufort Labortory 

 National Marine Fisheries Serivce, NOAA 

 P.O. Box 570 

 Beaufort, NC 28516 



CHARLES M. ROITHMAYR 



Southeast Fisheries Center Pascagoula Laboratory 

 National Marine Fisheries Service, NOAA 

 PO. Drawer 1207 

 Pascagoula, MS 39567 



FOOD OF THE PACIFIC WHITE-SIDED 



DOLPHIN, LAGENORHYNCHUS OBLIQUIDENS, 



DALLS PORPOISE, PHOCOENOIDES DALLI, 



AND NORTHERN FUR SEAL, 



CALLORHINUS URSINUS, 



OFF CALIFORNIA AND WASHINGTON 



Our knowledge of the feeding habits of the Pacific 

 white-sided dolphin, Lagenorhynchus ob- 

 liquidens, and the Ball's porpoise, Phocoenoides 



FISHERY BULLETIN: VOL. 78. NO, 4. 1981, 



951 



