Gymnosarda unicolor 

 eggs and young. S 652 



Hake— see Red hake: Silver hake 



Halibut — see California halibut 



Herring — see Pacific herring 



Hexagrammos decagrammus — see Kelp greenling 



Hidalgo — see Vessels 



Holacanthus bermudensis — see Blue angelfish 



Holacanthus ciliaris — see Queen angelfish 



Holacanthus tricolor — see Rock beauty 



Homarus americanus — see Lobster 



Huayaipe — see Vessels 



Humboldt Bay. California 

 larval fish survey 



areal distribution, S 665 

 environment. S 66? 

 seasonal distribution, S 665 

 species composition, S 665 



Hydrographic observations 

 Tampa Bay. Florida — 1969 



astacin and nonastacin carotenoids, D 73 



chlorophyll a. h, and v. D 73 



dissolved oxygen, D 73 



pH, D 73 



primary productivity. D 73 



salinity. D 73 



total Kjeldahl nitrogen, D 73 



total phosphorus. D 73 



turbidity. D 73 



water temperature. D 73 



water transparency. D 73 



Hydrolysis — see Enzymatic hydrolysis 



Hypomesus pretiosus — see Surf smelt 



Internal tags 

 electric detector system for recovering, 

 menhaden. S 654 



Jacksmelt 



Humboldt Bay. California 

 larval fish survey . S <><> s 



David Starr Jordan — see Vessels 



Kaho — see Vessels 



Katsuwonus pelamis — see Skipjack tuna 



Kawakawa 



eggs and young, S 652 



George H. Kelez — see Vessels 



Kelp greenling 



Humboldt Bay. California 

 larval fish survey, S 665 



King mackerel 

 eggs and young, S 652 



Lampfish — see Blue lampfish; Northern lampfish 



Lance — see Pacific sand lance 



Larvae, fish — see Fish larvae 



Lepidogobius lepidus — see Bay goby 



Leptocottus armatus — see Pacific staghorn sculpin 



Lingcod 



Humboldt Bay, California 

 larval fish survey, S 665 



Little tunny 

 eggs and young. S 652 



Lobster 

 inshore fishing 

 bait, FF 4 



boat and other equipment. FF 4 

 costs. FF 4 

 fishing methods. FF 4 

 pot construction. FF 4 

 regulations, FF 4 

 rope and buoys. FF 4 



Longfin smelt 



Humboldt Bay. California 

 larval fish survey, S 665 



Lutjanus vivanus — see Yellow eye snapper 



Mackerel see Atlantic mackerel; Bullet mackerel 

 Chub mackerel: Frigate mackerel; King mackerel; 

 Monterey Spanish mackerel; Spanish mackerel 



Menhaden— see Atlantic menhaden; Gulf menhaden 



16 



