SCALE OBSERVATIONS OF THE SQUETEAGUE AND PIGFISH. 

 Table 7. — Feeding Record.o 



323 



Date. 



June 27. . 

 June 28. . 

 June 29. . 

 June 30.. 

 July I... 

 July a . . . 

 July 3... 

 July 4... 

 July 5-- 

 July fr-7 . 

 Julys... 



Aquarium no. 



& anchovies 



2 shrimps 



do 



Fed well on anchovies 



Fed well on cut fish. . . 



do 



do 



do 



do 



do 



do 



Aquarium no. 2. 



4 anchovies. 

 2 shrimps. 

 No food. 

 2 anchovies. 

 No food. 

 Do. 

 Anchovies sparingly. 

 No food. 

 Well fed. 

 No food. 

 4 small anchovies. 



July 9-13 



July 14 



July iS-27... 



July 28 



July 29-Aug. 

 6.6 



Aug. 7 



Aug. 8-10 



Aug. II 



Aug. 12-22.., 



Aquarium no. i. 



Fed well on cut fish. 



do 



Anchovies daily 



Anchovies 



Anchovies daily 



Aquarium no. 2. 



No food. 



Anchovies sparingly. 



No food. 



Full meal anchovies. 



No food. <= 



Anchovies sparingly. 

 No food. 



Do. 



Do. 



o This feeding record embraces a period of 57 days. In aquarium no. i the fish were fed daily between June 27 and Aug. 6, 

 when they died; while the fish in aquarium no. 2 were fed in the 57 days covered by the record only 9 times. This total for 

 aquarium no. 2 includes 2 days well fed, July 5 and 28; the remaining feeding days they were fed very sparingly, the amount 

 varying from i to 4 anchovies for 7 fishes. 



6 All fish in aquarium no. i died; reason unknown. 



« One fish died. 



Table 8.— Total Length and Total Weight op Pigpish. 



[Lengths for each year calculated from the annuli.] 



Total 

 length. 



Total 

 weight. 



Length 



first 

 year.'* 



Length 

 second 

 year.<* 



Length 

 third 

 year.ti 



Length 

 fourth 

 year.a 



No. 



Total 



length. 



Total 

 weight. 



Length 



first 



year.o 



Length 

 second 

 year.a 



Length 

 third 

 year.o 



Length 

 fourth 

 year.o 



]' 

 4' 

 S- 

 6. 

 1 

 8. 

 9. 



xo. 



xt. 



X3. 

 X3. 

 X4- 

 >S. 

 I6. 

 17. 

 I8. 

 19 • 

 30. 

 3X. 

 33. 

 33. 

 34. 

 3S. 

 36. 

 3?. 

 38. 

 39- 



SO. 

 jx. 



J3- 



33' 

 94. 

 35. 

 36. 

 37. 

 38, 

 39 

 40, 

 41 



cm, 

 4-3 

 l-S 

 1.8 

 20.0 

 30.0 

 30.0 

 13- o 

 iS-o 

 13- o 

 14.0 

 II-S 

 16.0 

 13-3 

 18.0 

 5-S 

 16.8 

 36. 2 

 33.0 

 35-5 

 17- S 

 30.2 

 17- a 

 17- 2 

 X8.3 

 16.3 



19. 3 



17- 1 

 19-8 

 31.5 

 19- 1 

 16.6 

 23.6 

 16.4 

 16.8 

 17- o 

 1S.6 

 IS. 7 

 18.5 

 33. 7 

 18.4 

 19.4 



gnt. 

 3.0 



3.0 



i.o 

 184.0 

 184.0 

 189.0 

 47.0 

 55- o 

 52. o 

 50.0 

 33.0 

 83.0 

 4.8 

 102.0 

 2.0 

 52.0 

 207. 2 



I2SI 



200. 8 

 57-6 

 89.8 

 62.6 

 60.3 

 75-3 

 30-5 

 80.7 

 63. 5 

 88.2 



ilS-4 

 77-4 

 51.2 



150.6 

 46.1 

 60.3 

 56.7 

 74- S 

 42- S 

 72.1 



132.9 

 76.3 

 92.8 



9-33 

 14.48 

 16.33 

 11.37 

 14.44 

 II. 70 

 13- " 



8.7s 

 13-37 

 10.80 

 IS- IS 



13-44 

 13-42 

 IS- 33 

 14. 16 

 16.26 

 15.08 

 13-18 

 15- OS 

 14.42 

 12.86 

 IS- SI 



12.38 

 16.53 



11.06 

 IS- 28 



11-80 

 16.48 



14. 21 



10. 50 

 8.09 

 13-66 

 13-08 

 17-13 



IS- 45 

 11.67 

 12. 56 



8.83 

 4.31 

 3-77 

 1.62 



•S6 

 1.30 



.87 

 3-73 

 3.93 

 3.40 

 3.87 



3-36 

 8.63 

 3-S4 

 4- 25 

 1-23 



S-I3 

 3.87 

 3- IS 

 3-91 



3-43 

 3-69 



4-73 

 3- IS 

 8- 35 

 3-82 

 4-79 

 S-24 



2- 19 



3-97 

 7.69 

 4-94 

 3-62 

 I-3S 

 S-52 

 6-73 

 6.82 



4-15 

 4-13 

 4-35 



1.87 



2-33 

 I- 21 



1.69 



2.83 



Average. 



cm. 



23.6 



18.2 

 19. 6 

 19.6 

 16. 1 

 19- S 

 17-2 

 17.1 

 16- 1 

 14-7 



33. O 

 17-3 

 19.4 



IS- 7 

 17-8 

 21. 1 

 30.6 

 31.8 

 18. 1 

 19.0 

 17-9 

 17-3 

 19- 3 

 17-7 

 10-5 

 19-5 

 18- 1 

 18-3 

 17-7 

 17-6 

 17.8 

 16.3 

 18- 5 

 18.0 

 16.6 

 18.4 

 18. S 

 25-8 



Qm. 



309.5 

 74- S 

 94-1 

 94- I 

 S2-3 

 84.8 

 63-4 

 SS-i 

 51.6 

 41-4 



14s- 7 

 57-2 

 90- S 



48-9 

 74-1 



123.3 

 99-7 



109.3 

 78.0 

 81.0 

 64.9 

 67-1 

 81-2 

 65-2 

 13-8 

 97-0 

 73-4 

 83.1 

 63.3 



70. 2 

 77.0 

 S4-8 

 77- S 

 67.8 

 5S-7 



71. 6 

 77-8 



305.5 



12.36 

 8-43 

 14.70 

 13.48 



13. 21 

 16.09 

 13. 61 



IS- SO 

 13.15 

 10.83 

 13.97 

 13.68 

 17.00 

 11.57 

 13-35 

 II- SI 

 X8.30 

 18.17 

 16.16 

 13.67 

 16.89 

 14- 57 

 IS-8I 

 14.90 

 10.50 

 14-73 

 14.29 

 13- =3 

 13-48 

 IS- 84 

 13-45 

 II- 15 

 13-70 

 X2. 24 

 10.38 

 11. 50 

 16.32 

 10.32 



cm. 

 9.27 

 4.03 

 4-90 

 6-13 

 3-89 

 3-40 

 4-58 

 1.60 

 3- 95 

 3-87 

 4- SI 

 4.61 

 3.40 

 4-13 

 4-45 

 5-75 

 3.39 

 3-63 

 1-94 

 6-33 

 •99 

 3-85 

 3-38 

 2-79 



1-73 



3.18 

 4.96 

 4.21 

 1.76 

 4-4S 

 5- IS 

 4.82 

 4-32 

 6.23 

 6.90 



3. 18 

 10.32 



13.8 



3- 8s 



ctn. 

 •97 

 5-75 



3-84 



5.16 



a Fig:ures in these columns represent amount added for the respective years; 

 adding the increment for one year to the preceding total. 



the total length for any year may be found by 



