CLASS FISHES. 295 



for) of the following fishes: salmon, trout, muskalonge, 

 herring, eel, cod, flat-fish, mackerel, shark, sturgeon, 

 gar-pike, bow-fin. 



3. The habits of the lung-fish that would suggest how 

 the lung might be of value to them. 



4. Migrations among the fishes. 



5. Parental care among fishes. 



6. The number of eggs produced by different species. 

 The. reason for. 



7. Study figures showing the embryology of the salmon 

 or other bony fish. 



8. What do we mean by "game" fish? 



9. Report on some one or more of the great fishing 

 industries and the methods and processes in use in them : 

 the salmon fisheries; the cod; the menhaden; or the 

 herring. 



10. The banks of Newfoundland in relation to fishing. 

 Why important? 



11. Make a report on the habits and conditions that 

 are worthy of inquiry in respect to the following anoma- 

 lous fishes : the flying fishes ; the angle fishes ; the electric 

 eel; the flounders or flat-fish; the blind fish of caves; the 

 fish of very deep waters. 



12. The chief points of variability among fishes, and 

 the reasons for the differences. 



13. Spring studies of fishes. Is there any difference 

 between their behaviour at this time of the year and that 

 of other seasons? 



14. The U. S. Fish Commission. Its organization; its 

 purposes ; its methods ; its publications. 



