CONTEN Ts: 
Tried eos oS SNe BS 3 Ae SI ite ies Pt hc ce ne 
sae ninmemial einige stl a lOMs see senate falta ett ate etal ee 
TEM GUE SiON SOc ae eae ct ee gee ena age a eae 
irocedtrenonpacterolooicalsexammmatiOnes= 555208 !e. = poe ee a 
Collection and shipment olisamplests\. 2-5. -0)02 22585 e eee 
Ereparainoniot samplesiot slreliitishee i ssa. oc) a2 a2 Se 
Me cline tan olonye ders cra ace con eer sea tener Sec) Mean na a are te 
IB laivimersa Tino les reste elses i is re Meyer eles LOE els meee oe Stee 
NENTS Se Citi sea ercten NON rete ag Pe ee PEN We age) agers este ee tees mee pear 
On SUCT Suet norre ee eIarNeS Sueie Se Sea hic serena te 0 Ae oc eh ane Te 
Hel EmuimnCa ni OmrOlOreamisMas es ey eee ee pos ays ayia cee cee hk Se 
gure emilG tne Meee ee las fal Ne cna M Reh, Sees ah NT NN 
Bacillus enteritidis sporogenes determination........-.--...------ 
Description of isolated organisms resembling Bacillus typhosus. - . - 
; General characteristics of the Bacillus coli organisms isolated... . - 
Sourcestomcomta mma momsstae ee eee ech te eres ar oes fare Sa eee oe 
I ocationeoimonycten Dedsesne. 8 scorn eet cate Wo ge sae tec ie bees 
Bacteriological results on shellfish and sea water.........-..---- 
Comparison of results obtained on samples from known sanitary 
AOC! THOS MINA CARON oe Sea enG aoe oo ose eee od Ree ee 
Eloarmoroystersamppolluted-watenia 6225445222 5. eee ee ey. 
UISDNS OKC UNIO UOL LCN hess eS ate a) = ates eee ee eg ce Se eee) FE 
Laboratory results on floated oysters 
DS CASCIO Ine ae oer a mute eek rae ea Ae! Ut SANE A Se Stiga f 
Storage of oysters......- eS SS OCS AU es Ces Hn ee Re i eee 
Spoilage due to length of time out of water 
Diseasedean dnoreenvoy suetses sas tone © eee a ee a la a) 
Handling of shucked oysters 
Insanitary oysterhouses 
VGH OGHING? ONPSUSHEG AB 8S ke ate ee Se Pe eee an agi te ea DE eR Ri 
Character of containers 
Insufficient cooling 
SOUMM CAA eRUORAC Cer waM Nera we my ek he A eae on en etl en 
Graphic presentation of results by two methods of handling 
Coolamottestss 45 Awe nie ke Pa ree ek ek Nee DM ne 
Sollated opinions on.sewage contamination. ......0....<2.5-.2520-25.22-226 
Transmission of disease by imfected shellfish: ......5........2-2-.+-..---- 
Presence of Bacillus coli and Bacillus typhosus in oysters............------ 
Vitality of Bacillus coli and Bacillus typhosus in sewage-polluted water and 
1D SLSVNTURVSU Ds a ices 1 ACL Se te el ae ge 
Significance of sewage organisms in food supplies.................-.-.---- 
SUDEOMISLY oo ue Bet tie tc lide, Uae ea PR ea ie eR ce 
(PE DISCRPTGD TS De pea lla SANE ATR ee Me so Ree A 
42 
