THE MARINE BIOLOGICAL LABORATORY. 30! 



3. TABULAR VIEW OF ATTENDANCE. 



1917 1918 1919 1920 1921 



INVESTIGATORS Total 129 93 134 136 172 



Independent : 



Zoology 63 51 68 69 79 



Physiology 23 16 24 22 26 



Botany 8 5 7 7 13 



Under Instruction : 



Zoology 24 16 21 29 34 



Physiology 6 3 10 7 1 1 



Botany 5 2 4 2 9 



STUDENTS Total 83 69 128 120 120 



Zoology 46 41 55 56 53 



Protozoology 15 15 n 



Embryology 16 12 33 26 28 



Physiology 13 10 17 15 18 



Botany 8 6 8 8 10 



TOTAL ATTENDANCE 212 162 262 256 292 



INSTITUTIONS REPRESENTED Total 77 72 88 86 95 



By investigators 60 49 61 55 67 



By students 36 3 62 57 53 



SCHOOLS AND ACADEMIES REPRESENTED. 



By investigators 2 i 



By students 5 4 7 



