00000nam 2200000zi 4500 9.952981 CaOODSP 20250708120854 m o d f cr mn||||||||| 250708s1930 onc o f000 0 eng d CaOODSP eng rda CaOODSP Fs52-3/82BE-PDF Needler, Alfreda Berkeley 1903-1951 author. Sex reversal in Ostrea virginica / author A. Berkeley Needler. Report for 1930. [Ottawa] : Biological Board of Canada, 1930. 1 online resource (5 pages). text txt rdacontent computer c rdamedia online resource cr rdacarrier Manuscript reports of the biological stations ; no. 82B Cover title. Digitized edition from print [produced by Department of Fisheries and Oceans]. "In 1880 W. K. Brooks published a paper on the development of the American oyster. He did not have time or opportunity to go into the matter very deeply, but on the strength of such evidence as he could collect he gave it as his opinion that the sexes were quite distinct and that no change of sex took place during the life time of the oyster. This opinion has never been seriously contradicted and is still quoted but recently it has been suggested that some change does take place. The writer has been endeavouring to prove the truth of this assertion"--Page [1]. American oyster Development Endocrine aspects Research. Intersexuality in animals Research. Crowding stress in animals Research. Huître américaine Développement Aspect endocrinien Recherche. Hermaphrodisme chez les animaux Recherche. Stress dû à la surpopulation chez les animaux Recherche. Biological Board of Canada, issuing body. Sex reversal in Ostrea virginica / Report for 1932 (CaOODSP)9.952984 Manuscript reports of the biological stations ; no. 82B. (CaOODSP)9.899091 PDF 772 KB https://publications.gc.ca/collections/collection_2025/mpo-dfo/fs52-3/Fs52-3-82B-eng.pdf