SEAL LIFE ON THE PRIBILOF ISLANDS. 
145 
Approximate ages of the seals and the number of nursing females taken during the cruise of 
the sealing schooner Dora Siewerd in Bering Sea in August and September, 1895, based 
upon examinations made by A. B. Alexander. 
Sept. 




Number 
taken. 
i 
i) oa 
mm 1b Doe bh 
i] 
ow 
WR OO ON OS 
BO 





Females | Number 
AE | of nurs- 
Number | in 
taken Age. a females. 
: ae Heist 
| Years. 
5 ad. 5 
3 piel oe RUS TN 
item TT sOveA ara ainda: Gia 
2 PS Sika eN Ses 
6 ad. 6 
1 Ry apart rece 
4 ad. 4 
4 Oi tsrteeyeearctas 
7 ad. 6 
With ey 0h po gt a eid 
Poa RON ag aacesin’ © URGE 
9 Viel eee 
Ooi ad, 9 
3 Qiiltrers eee 
16 ad 16 
ae ve GON Saale Wo5e: 
8 Dye ere east es 
] EU GaSe asec 
57 ad. 35 
ania al SS adaeh ee, hci, 
2 ad. 2 
67 | ad. 62 
iar BA Seda y= sc 1ae 
3 Obrleierseyome sree 


Number 
not exam- 
| ined. 
| 
| 


a All females above 2 years old are classed as adults, ‘‘ad.” 
10 

8. Doe. 137, pt. 2 
