TABLES 



Page 



1. Cruise areas and periods 8 



2. Summary of observations at bathythermograph lowerings, Hugh M. Smith cruise 50 9 



3. Summary of observations at bathythermograph lowerings, Hugh M. Smith cruise 51 15 



4. Summary of observations at bathythermograph lowerings, Charles H. Gilbert cruise 44 . . 21 



5. Summary of observations at bathythermograph lowerings, Charles H. Gilbert cruise 45 . . 27 



6. Summary of observations at bathythermograph lowerings, Charles H. Gilbert cruise 46 . . 30 



7. Summary of weather observations (USWB 1210-F), Hugh M. Smith cruise 50 34 



8. Summary of weather observations (USWB 1210-F), Hugh M. Smith cruise 51 38 



9. Summary of weather observations (USWB 1210-F), Charles H. Gilbert cruise 44 42 



10. Summary of weather observations (USWB 1210-F), Charles H. Gilbert cruise 45 45 



11. Summary of weather observations (USWB 1210-F), Charles H. Gilbert cruise 46 49 



12. Light penetration and water color 52 



13. Zooplankton station positions and sample weights, Hugh M. Smith cruise 50 53 



14. Zooplankton station positions and sample weights, Hugh M. Smith cruise 51 54 



15. Zooplankton station positions and sample weights, Charles H. Gilbert cruise 44 55 



16. Zooplankton station positions and sample weights, Charles H. Gilbert cruise 45 55 



17. Zooplankton station positions and sample weights, Charles H. Gilbert cruise 46 57 



18. Major zooplankton group composition of selected samples. 58 



19. Record of surface fish school, bird flock, and aquatic mammal sightings, 



Hugh M. Smith cruise 50 gj^ 



20. Record of surface fish school, bird flock, and aquatic mammal sightings, 



Hugh M. Smith cruise 51 62 



21. Record of surface fish school, bird flock, and aquatic mammal sightings, 



Charles H. Gilbert cruise 44 53 



22. Record of surface fish school, bird flock, and aquatic mammal sightings, 



Charles H. Gilbert cruise 45 54 



23. Record of surface fish school, bird flock, and aquatic mammal sightings, 



Charles H. Gilbert cruise 46 57 



24. Summary of longline catch data 68 



25. Summary of surface trolling catch data 69 



26. Summary of skipjack tagging 70 



27. Common and scientific names of fishes reported 71 



iv 



