APPENDIX 



The figures given in tb.' following la])les nrc the averages 

 of all determinations made at eaeh station during llic [x'riod of 

 the investigations. The niunber of diatoms given in tlic last 

 two eohnnns are the nund)('rs found in the stomach of one oyster 

 .and in one litre of water taken one ±V)ot from the bottom. 



FOOD AND SALINITY RECORD. 



Eeef in Vermhjon Bav. 



Date of Salinity of Condition of Xundx'r of Diatoms of 



Kxamination. Water. Oysters. Oysters. Water. 



October. 1905 1.010 Poor 18,79(i 14.872 



.Xovember. 1905. . . l.Oll;^ Fair 13,334 1S.99S 



Deeember. 1905. .. 1.0128 Fair 15.334 l«(i5(; 



]{f:EF ON East Side (jf Southwest Pass.* 



October. 1905 1.011 Poor 11.2(i(i 19.998 



Xov.Miiber. 1905. . . 1.0123 Poor 12,3;»7 15.5S!) 



I)erem!>er. 1!)05. .. 1.0135 Poor 11,998 14.872 



I\KKF ON West Sii>E of Entrance to P.\ss. 



October. 1905 1.011 I\),)i- 14.892 l(i.l84 



Xovember, 19()5. . . 1.012 Poor 17.259 18, 720 



Devetiib,-!-. 1905. . . 1,0132 Fair 15,124 20,428 



' LrPTEE Hn.Ls Reef (in Gulf West of Pass.) i 



Ociol,.M-. 1905. ... 1.0132 Good 16.44() 18.870 



Xovember, 1905. . 1.0140 Good 18.66ti 15,728 



December, 1905. . 1.0154 Very Good 17.792 20,220 



First Reef off ]\rARSii Iseand to East of Pass. 



October, 1905. ... 1.0122 Good 16.6(ifi 19.243 



Xoveiiil)er, 1905. . 1.0137 Good 19.492 17,fi64 



D-cniber. 1905.. 1.0143 Good 18,286 20,244 



"•The o.vsters from this reef were covered with n dense -i-owth of livrlroids 

 was mentioned in the body of the re-ioit. 



