Scientists are able to determine the age of a fish by counting the number of yearly deposits of bone on the otoliths (ear bones) of fish. Otoliths of the pollock - a codlike fish - are being removed in a study of the growth of the species.
640 x 409 | 33.63 KB | |
1280 x 818 | 112.90 KB | |
1920 x 1227 | 241.43 KB | |
3247 x 2075 | 607.06 KB |
Added On | 17th October 2015 |
Viewed | 16 viewed |