1. The juvenilization process in phylogeny and the altricial to precocial forms in the ontogeny of fishes

   • Eugene K. Balon

   EditorialNotes Pages: 193 - 198

2. Effect of temperature on isotonic twitch of white muscle and predicted maximum swimming speeds of skipjack tuna, Katsuwonus pelamis

   • Richard W. Brill
   • Andrew E. Dizon

   OriginalPaper Pages: 199 - 205

3. Demographic characteristics of an intertidal bay goby (Lepidogobius lepidus)

   • Gary D. Grossman

   OriginalPaper Pages: 207 - 218

4. Distribution, community structure and production of fishes in the upper Speed River, Ontario: a preimpoundment study

   • Robin Mahon
   • Eugene K. Balon
   • David L. G. Noakes

   OriginalPaper Pages: 219 - 244

5. Evaluation of the critical thermal maximum for determining thermal tolerance of freshwater fish

   • C. Dale Becker
   • Robert G. Genoway

   OriginalPaper Pages: 245 - 256

6. Reproductive biology of Tilapia zillii (Gervais) in Lake Naivasha, Kenya

   • Abdul Q. Siddiqui

   BriefCommunication Pages: 257 - 262

7. Comparison of ageing methods and growth rates for largemouth bass, Micropterus salmoides Lacépède, from northern latitudes

   • David C. Maraldo
   • Hugh R. MacCrimmon

   BriefCommunication Pages: 263 - 271

8. The survival of habitat desiccation by air breathing clariid catfishes

   • Michael N. Bruton

   ReviewPaper Pages: 273 - 280

9. Temperature requirements of fishes from eastern Lake Erie and the upper Niagara River: a review of the literature

   • James R. Spotila
   • Kenneth M. Terpin
   • Ralph L. Bonati

   ReviewPaper Pages: 281 - 307