808S02 EIrod. Joseph H., and Hassler, Thomas J. 1969. 

 Estimates of some vital statistics of northern pike, 

 walleye, and sauger populations in lake Sharpe, South 

 Dako'ta. U S Fish Wildlife Sen Tech Pap (30): 17p. 3 

 figs., 15 tables. 



80880"? Herman. R. L. 1969. Oxytetracvcline in fish culture — a 

 review. U S Fish Wildlife Sen Tech Pap (31): 9p. 6 

 tables. 



808804 Bullock, G. L.. and Colhs. Diane. 1969. Oxytetracycline 

 sensitivity of selected fish pathogens. U S Fish Wildlife 

 Serv Tech Pap (32): 9p. 3 figs., 5 tables. 



Herman, R. L. 1969. Oxytetracycline toxicity to trout. 

 U S Fish Wildlife Serv Tech Pap (33): 4p. 2 tables. 



Curran, Donald, and Herman, R. L. 1969. 



Oxytetracycline efficacy as a pretreatment against 

 columnaris and furunculosis in coho salmon. U S Fish 

 Wildlife Sen Tech Pap (34): 6p. 2 tables. 



808807 Robinson, Jordan A. Meyer, Fred P.. and Fribourgh, 

 James H. 1969. Oxytetracycline efficacy against bacterial 

 infections- in blue and channel catfishes. U S Fish 

 Wildlife Sen- Tech Pap (35): 7p. 5 tables. 



Amend, Donald F. 1969. Oxytetracycline efficacy as a 

 treatment for furunculosis in coho salmon. U S Fish 

 Wildlife Sen' Tech Pap (36): 6p. 2 tables. 



Herman. R. L.. Colhs, Diane, and Bullock, G. L. 1969. 

 Oxytetracycline residues in different tissues of trout. U 

 S Fish Wildlife Serv Tech Pap (37): 6p. 3 figs., 3 tables. 



5 10 Fribourgh, James H., Robinson, Jordan A., and Meyer, 

 Fred P. 1969. Oxytetracycline residues in tissues of blue 

 and channel catfishes. U S Fish Wildlife Serv Tech Pap 

 (38): 7p. 6 tables. 



51 1 Fribourgh, James H.. Robinson. Jordan A., and Meyer. 

 Fred P. 1969. Oxytetracycline levels produced in catfish 

 serum bv three methods of treatment. U S Fish Wildlife 

 Sen Tech Pap (39): 6p. 2 figs., 1 table. 



312 Fribourgh, James H„ Meyer, Fred P., and Robinson, 

 Jordan A. 1969. Oxytetracycline leaching from 

 medicated fish feeds. U S Fish Wildlife Serv Tech Pap 

 (40): 7p. 1 table. 



813 Wade, Richard A. 1969. Ecology of juvenile tarpon and 

 effects of dieldrin on two associated species. U S Fish 

 Wildlife Sen Tech Pap - (41): 85p. 28 figs., 6 tables. 



814 Calabrese, Anthony. 1969. Effect of acids and alkalies 

 on sunival of bluegills and largemouth bass. U S Fish 

 Wildlife Serv Tech >ap (42): lOp. 10 tables. 



815 Wickler, Wolfgang 1969. Phrynelox scaber 

 (Antennariidae) Nahrungsenverb durch Angeln. Encycl 

 Cinematographica (Gottingen) E1039/1966: 15-20. 1 

 fig. With English summary. 



816 Wickler, Wolfgang 1969. Haplochromis burtoni 

 (Cichlidae) Ablaichen. Encycl Cinematographica 

 (Gottingen) El 122/1967: 677-683. 2 figs. With English 

 summary. 



817 Apfelbach, R. 1969. Pelmatochromis annectens 

 (Cichlidae) Kampf zweier Mannchen. Encycl 

 Cinematographica (Gottingen) El 123/1967: 8p. With 

 English summary. 



;818 Apfelbach, R. 1969. Tilapia galilaea (Cichlidae) Kampf 

 zweier Mannchen. Encycl Cinematographica 

 (Gottingen) El 124/1967: 8p. 2 figs. With English 

 summary. 



Apfelbach, R. 1969. Tilapia guineensis (Cichlidae) 808802 

 Kampf zweier Mannchen. Encycl Cinematographica 

 (Gottingen) El 125/1967: 7p. With English summary. 



i Apfelbach, R. 1969. Tilapia multifasciata (Cichlidae) 

 Kampf zweier Mannchen. Encycl Cinematographica 

 (Gottingen) El 127/1967: 7p. With English summary. 



Apfelbach, R. 1969. Tilapia multifasciata (Cichlidae) 

 Paarbildung. Encycl Cinematographica (Gottingen) 

 El 128/1967: 7p. With English summary. 



Apfelbach, R. 1969. Tilapia galilaea (Cichlidae) Balz. 

 Encycl Cinematographica (Gottingen) El 129/1967: 8p. 

 2 figs.. With English summary. 



Apfelbach, R. 1969. Tilapia variabilis (Cichlidae) Balz. 

 Encycl Cinematographica (Gottingen) El 135/1967: 8p. 

 With English summary. 



Apfelbach, R. 1969. Tilapia galilaea (Cichlidae) 

 Laichablage. Encycl Cinematographica (Gottingen) 

 El 130/1967: 7p. With English summary. 



Apfelbach, R. 1969. Tilapia zillii (Cichlidae) Balz. 

 Encycl Cinematographica (Gottingen) EI 13 1/1967: 

 21—27. 2 figs. With English summary. 



Apfelbach, R. 1969. Tilapia zillii (Cichlidae) 

 Laichablage. Encycl Cinematographica (Gottingen) 

 El 132/1967: 29-35. 2 figs. With English summary. 



Apfelbach, R. 1969. Tilapia guineensis (Cichlidae) 

 Brutpfleee. Encvcl Cinematographica (Gottingen) 

 El 133/1967: 7p. With English summary. 



Apfelbach, R. 1969. Tilapia macrochir (Cichlidae) 

 Brutpflege. Encycl Cinematographica (Gottingen) 

 El 134/1967: 7p. With English summary. 



Apfelbach. R. 1969. Tilapia zillii (Cichlidae) Brutpflege. 

 Encycl Cinematographica (Gottingen) El 136/1967: 

 37 — 43. 2 figs. With English summary. 



Apfelbach, R. 1969. Hemihaplochromis multicolor 

 (Cichlidae) Brutpflege. Encycl Cinematographica 

 (Gottingen) El 137/1967: 7p. With English summary. 



Wickler. Wolfgang 1969. Tropheus moorei (Cichlidae) 

 Soziale Befriedungsgeste in der Gruppe. Encycl 

 Cinematographica (Gottingen) El 152/1967: 669 — 676. 

 4 figs. With English summary. 



Apfelbach, R. 1969. Tilapia guineensis (Cichlidae) 

 Laichablage. Encycl Cinematographica (Gottingen) 

 El 154/1967: 7p. With English summary. 



Apfelbach, R. 1969. Tilapia mariae (Cichlidae) 

 Brutpflege. Encycl Cinematographica (Gottingen) 

 El 155/1967: 8p. 1 fig. With English summary. 



Apfelbach, R. 1969. Tilapia variabilis (Cichlidae) Kampf 

 zweier Mannchen. Encycl Cinematographica 

 (Gottingen) El 156/1967: 8p. With English summary. 



Apfelbach, R. 1969. Tilapia nilotica (Cichlidae) 

 Brutpflege. Encycl Cinematographica (Gottingen) 

 El 158/1967: 9p. 1 fig. With English summary. 



Apfelbach. R. 1969. Tilapia variabilis (Cichlidae) 

 Brutpflege. Encycl Cinematographica (Gottingen) 

 El 202/ 1967: 8p. With English summary. 



Apfelbach, R. 1969. Tilapia multifasciata (Cichlidae) 

 Balz. Encycl Cinematographica (Gottingen) 

 E1203/1967: 7p. With EnglisrTsummary. 



161 



