82 



1 minutes. 



2 I (RECESS) 



3 CHAIRMAN STEIN: May we continue with the 



4 Federal presentation. As we sit down, Mrs. Rankin said 



5 I called her Miss Hough once or twice today and people 



6 wouldn't think that I knew her as well as I said I did. 



7 Just for your information, Miss Hough was her maiden name 



8 and she hasn't been Miss Hough for, I don't know, at least 



9 ten years. That shows you how well I really do know her. 



10 Mr. Poston. 



11 MR. POSTON: I am going to turn the meeting 



12 back to Mr. Vlastelicia, who will carry on. 



13 STATEMENT OF JOHN VLASTELICIA 



14 OF THE 



15 FEDERAL WATER POLLUTION CONTROL ADMINISTRATION 



16 MR. VLASTELICIA: Mr. Chairman, the oyster 



17 larva bioassay studies just presented by Mr. Allum represent 



18 one of the most exhaustive such studies ever conducted to 



19 evaluate the effects of sulfite waste liquor on developing 



20 marine organisms. The findings lay the groundwork on 



21 which to define abatement recommendations, particularly 



22 the finding that a toxicity threshold exists as sulfite 



23 waste liquor concentrations increase beyond about 10 parts 



24 per million, and also worth noting, I think, again, is the 



essential disappearance of oyster larvae abnormality with 



25 



