Tumor formation on the coral Montipora informis.

  title={Tumor formation on the coral Montipora informis.},
  author={Hideyuki Yamashiro and Masatatsu Yamamoto and Robert van Woesik},
  journal={Diseases of aquatic organisms},
  volume={41 3},
A high incidence of tumors (i.e., abnormal skeletal growth) was observed on Montipora informis Bernard, 1897 (Acroporidae) coral colonies on the shallow reef flat of Sesoko Island, Okinawa, Japan. Tumors were recognized as slightly hemispherical protuberances and were characterized by fewer numbers of polyps per surface area, fewer zooxanthellae per polyp, and finer skeletal structures than normal. In addition, fecundity was significantly reduced in tumored areas. Tumor formation appeared… CONTINUE READING