Heffernan, Thomas L.Texas Parks & Wildlife Coastal Fisheries Project Reports 19632010-02-152010-02-151964http://hdl.handle.net/1969.3/19814pages 195-201; available for download at the link below.The fungus disease, Dermocystidium marinum, was found among oysters in all bay areas sampled with the exception of South Bay. In Galveston, Matagorda, San Antonio, and Aransas Bays, there appeared to be a seasonal pattern of incidence with two peaks, one in the spring and the other in late summer. A general decrease in the incident was noted during June, July and August.parasitesdiseasesfungal diseasesDermocystidium marinumTechnical Report