14. Stations in the Gulf of California at which larvae of Sebastes cortezi were taken on CalCOFI cruises 

 during 1956 and 1957 26 



15. Larvae of Sebastes Gulf of California Type A 27 



16. Stations in the Gulf of California at which larvae of Sebastes Gulf of California Type A were taken on 

 CalCOFI cruises during 1956 and 1957 28 



17. Developmental series of Sebastes marinus 29 



18. Relation of snout-anus length to body length in developmental stages of Sebastes spp 30 



19. Relation of pectoral fin length to body length in developmental stages of Sebastes spp 30 



20. Larvae of Sebastes viviparus 32 



21. Larvae of Sebastes fasciatus and a larva of Sebastes capensis 34 



22. Larvae of Japanese species of Sebastes 37 



23. Larvae of Helicolenus dactylopterus 39 



24. Larvae of Sebastolobus spp 41 



25. Developmental series of Sebastolobus altivelis 42 



26. Developmental series of Sebastolobus alascanus 47 



27. Larvae of Scorpaenodes xyris 50 



28. Larvae of Scorpaenodes xyris 51 



29. Developmental series of Scorpaenodes xyris 52 



30. Stations at which larvae of Scorpaenodes xyris were taken on CalCOFI cruises during 1956 and 1957 



and EASTROPAC expeditions during 1967 and 1968 54 



31. Larvae of Scorpaena guttata 56 



32. Stations at which larvae of Scorpaena guttata were taken on CalCOFI cruises during 1966 58 



33. Larvae of Scorpaena Type A 59 



34. Stations at which larvae oi Scorpaena Type A were taken on CalCOFI cruises in the Gulf of California 

 during 1956 and 1957 60 



35. Developmental series of Pontinus Type A 62 



36. Stations at which larvae and pelagic juveniles of Pontinus Type A were collected on CalCOFI cruises 

 during 1956 and 1957, EASTROPAC expeditions during 1967 and 1968, and Scripps Tuna Ocean- 

 ography cruises during 1958 and 1959 64 



37. Developmental series of Pontinus Type B 65 



38. Collections of larvae and pelagic juveniles of Pontinus Type B from various sources 67 



39. Developmental stages of Ectreposebastes imus 68 



40. Collections of larvae of Ectreposebastes imus from EASTROPAC expeditions, Scripps Tuna Ocean- 

 ography cruises, Scripps Institution of Oceanography fish collection, and the University of Hawaii . . 69 



Tables 



1. Charactersof the four subfamilies of scorpaenid fishes in the eastern Pacific 3 



2. Meristics for scorpaenids included in this guide 4 



3. Depth of pectoral fin base and length of pectoral fin relative to body length for larvae of seven scor- 

 paenid genera, expressed as mean percentage and range for three larval stages 5 



4. Length (mm) at hatching, notochord flexion, transformation into pelagic juveniles, and known lengths 



of pelagic juveniles of scorpaenid fishes included in this guide 6 



5. Mean number and range of midline melanophores on tail portion of body of 33 species of Sebastes . . 9 



6. Measurements (mm) of Sebastes paucispinis larvae 15 



7. Meristics from cleared and stained larvae of Sebastes paucispinis 15 



8. Mean lengths (mm) of Sebastes paucispinis larvae collected on cruises of the California Cooperative 

 Oceanic Fisheries Investigations during 1953 and 1956 16 



9. Measurements (tnm) of larvae and pelagic juveniles of Sebastes macdonaldi 16 



10. Meristics from cleared and stained larvae of Sebastes macdonaldi 18 



11. Mean lengths (mm) of Sebastes macdonaldi larvae collected on cruises of the California Cooperative 

 Oceanic Fisheries Investigations during 1953 and 1960 18 



12. Measurements (mm) of larvae of Sebastes jordani 20 



13. Meristics from cleared and stained larvae of Sebastes jordani 20 



14. Relative abundance and frequency of occurrence of Sebastes jordani in CalCOFI collections for 1966 21 



15. Standardized numbers (A), mean length in millimeters with standard deviation (B), and size range in 

 millimeters of Sebastes jordani larvae taken on CalCOFI cruises of 1966 22 



16. Measurements (mm) of Sebastes levis larvae 22 



17. Measurements (mm) of larvae of Sebastes cortezi 24 



iv 



