Queries respecting the Natural Historic of the Salmon. 359 



Grike. 



8. Are Grilse immature salmon, aud if they are, what is their age ? 



9. What is the distinctive character between a large Grilse and a tmall 

 Salmon ? 



] 0. At what season ilo grilses first appear in the rivers ? What is their 

 weight ? and are they supposed to be the fry of the same year, on their first 

 return from the sea ? 



11. Have the fry been marked, and afterwards taken as grilses in the 

 course of the same year, and have grilses been marked, and afterwards taken 

 as full grown salmon ? 



12. Is it supposed that any sexual intercourse takes place between the 

 salmon and other species of the genus, thereby producing a mongrel or mix- 

 ed breed of fish ? 



Whitliii^s and Sea-Trout. 



13. Does the Wliitling of the Tweed ever become a salmon — if not, to 

 what size and weight does it attain ? 



14. Is the Whitling of the Tweed known by any other name in its vari- 

 ous stages of growth ? Does it spawn, and at what season ? What are its mi- 

 grations ? 



15. Is the Sea-Trout of some other rivers the same with the Whitling of 

 the Tweed ? Is it found in all rivers containing salmon ? Does it spawn ? 

 Is the young, or fry known — and what are its migrations ? 



Herling *. 



10. Is the Herling or Hirling of the Annan and Nith, and the Whitling of 

 the Esk in Cumberland, the same with the Finnock of the west coast of Scot- 

 land, and the Sewin of the Welsh rivers ? 



17. Is the Herling found in the rivers on the eastern coast of Scotland, or 

 in any of the rivers in England or Ireland, and under what name or names 

 is it there known ? 



18. Does the Herling spawn, and at what season ? and is it known in any 

 intermediate state between the fry and Herling f Is the fry known, and 

 what are its migrations ? 



Btill-Trout. 



19. Is the Bull-Trout of the Tweed the same with the salmon-trout of 

 the Tyne and Tees, &:c. ? and is it known by any other name during its 

 growth from the Fry to maturity ? 



20. Is the Parr met with in all rivers containing salmon ? where and 

 when does it spawn ? Is it the same with the Brandling of the North of 

 England, and the Skirling of Wales ? Is it supposed to be a perfect fish, or 

 the fry of some species of salmon ? 



21. What is the Grey (Salmo Erioxj of Dr Fleming ? What are its states 

 from the young to the adult ? AVhat are its migrations ? 



22. Are there any species of migratory salmon, distinct from those above 

 mentioned, known in the rivers of your neighbourhood ? 



• The Hcrliiig leeint tobc the &»I>no^/6u«of Dr Fleming's "British Animals," ami inCKt 

 Ichthyologistft. The species has uo£ been thoroughly iiivestigalcd. 



