005300000a22002290004500500002800000650001100028650001700039650001700056650001400073650001000087082001800097518001100115530000600126100002200132100001800154245002800172020001800200260004400218260000900262300002100271041000800292  aBibliography at the end  aFishes  aFish culture  aFish disease  aParasites  aWorms  a597bW681pcT  a980628  aM  aWilliams, Harford  aJones, Arlone  aParasitic worms of fish  a0-85066-425-x  aLondonbTaylor & Francis, Great Britain  c1994  axi, 593p.billus  aEng