EFFECTS OF SAWDUST ON FISH LIFE' 45 

 SESSIONAL PAPER No. 22a 



Elm Sawdust. 



Weight 

 of 



Sawdust. 



Volume 

 Water c. c. 



Time 

 Soaking. 



Time 

 at which minnow 

 was immersed. 



Results. 



2 grams. 



300 



10.44 a.m. 

 July 15. 



3.30 p.m. 



Lived 4 hours and 30 minutes. 





400 

 500 

 600 

 700 

 800 

 900 

 1000 

 1200 

 1500 

 1700 





It 



Died 10 a.m. July 16. 

 Lived 1 hour and 30 minutes. 



11 2 hours and 30 n 



M 1 hour and 30 u 

 July 21, 10 a.m. Still alive. 



II 18. Died last night. 



1. 2L 



Lived 1 hour and 30 minutes. 

 II 4 hours and 30 n 

 11 1 hour and 30 n 



This experiment was discontinued July 21, 10 a.m. 



Oak Sawdust. 



2 grams. 

 11 



300 



Since 10.15 a.m. 



July 23. 2.30 p.m. . . 



II 



Lived 2 hours and 30 minutes. 



400 

 500 

 600 

 700 



of 23rd. 

 11 



n 2 11 30 

 .1 3 „ 30 

 „ 7 30 

 1, 2 „ 30 





800 





2 animals . 



f One lived 2 hours and 20 minutes. 

 \ July 24. Died last night. 





900 





3 animals. 



/ One lived 7 hours and 30 minutes. 

 1, July 24. Died last night. 





1000 







July 25. Jumped out unnoticed. 





1200 







11 30,9 p.m. Still alive. Released. 





1500 







Lived 3 hours and 30 minutes. 





1700 



11 





July 25, 3 p.m. Dead. 



Ash Sawdust. 



2 grams. 



July 21, 10 a.m. Still alive. 



Lived 1 hour and 30 minutes. 

 July 2L, 10 a.m. Still alive. 

 Lived 1 hour and 40 minutes. 

 Lived 2 hours and 10 minutes. 

 July 21st. Died last night. 

 Lived 1 hour. 



July 21, 10 am. Still alive. 

 July 21. Died last night. 

 July 21, 10 a.m. Still alive. 

 July 19. Died to-day. 



This experiment was discontinued July 21, 10 a.m. 



