Experii-ierxt 4, 



July 25 

 26 

 28 



Put in 600 brood ■ 



The nvQTiber has decreased considerably, 



Onlv a fev/ o.re still alive- " 



,/iug, 



S: 



4: 

 5: 

 7: 



8: 



13: 



17: 



20: 



Experi i-ient 5 o 



Put in 780 brood 



" " 1980 ";• 



" " 2050 ;." . IToV^ total 4810 

 Looked, at 20.- Most of then had eggs in stomL\ch. 

 Four individuals had entered stage 2» 

 Ll\ taken upa, 2040 r/ere alive, ''of these 17 per cent 

 in stage Ij, 82 per cent in .stage 2 and 1 per cent in 

 stage 3a More then 800 vrere foimd dead. All xrhich 

 Y/ere aliiT-e, Tr;re iiioved to-another boxi 

 All taken upa' Only 705 left, of these 97 per cent 

 in stage 2, trro per cent in s tage 3 and one only 

 in stage 4= A little slot had been forued in a 

 joint 'of the box, through r/hich- sone younger brood 

 nay have escaped. The 705 which ■'.Tore left., vrere 

 therefore noved to another " bo::© 

 The r est ¥f ere counteda Only 185 were lef^, most 

 of them in stage 3» Moved to another boxa 

 All taken upj total 63, v/hereof 26 in stage 2, 

 36 in stage 3 and one in stage -le 



Experir.ienj; 6» 



Nov; total 7.100 



Augo 6: ?"t in 4,700 brood 



; 7s 2,400 riuvv Liui/Lij, ig. 



10? 'About half the number entered stage Z» 



l.i-. The brood taken up and placed in a netv boxe.. There 

 vfere now left about 2,660 alive, most of then in 

 stage 2,-, A lot, of dead ones were found among these* 



15! Brood counted: 723.1efta These were put ijito 

 another box after ?if.>vi,ng been fed with eggs and 

 minced shrimp » 



19: All taken up,- total 189 v/hereof 169 in stage 2^ 

 19 in stage 3 and -ore in the bottom stage». All^ 

 except the last -i.ientif-'ned, put into a neaT boXa 



20: Put in 63 from another box, -v/heroof .35 iYi stage 

 3 and 2C In soaga ?,e '" 



22: All taken up when the work was stoppodo A total of 

 116 were ali^rsj vdiereof four in stage 4, about 60 

 in stage 3^ and aboiit 30 in stage 2* There v/ere 

 many dead ones in this as well as in the "other 

 boxes* Of 40 dead young lobsters ^ there were 33 in 

 stage 2_, six in stage. 5 and one in stage 4o So the 

 yiumber of young ones vras relatively larger ai.iong 

 the dead than ai.iong the livinga 



168 



