1. Urea decomposing activity of fractionated brackish phytoplankton in Lake Nakaumi

   • O. Mitamura
   • Y. Seike
   • M. Okumura

   RESEARCH PAPER Pages: 75 - 80

2. Evaluation of natural food for planktivorous fish in Lakes Phewa, Begnas, and Rupa in Pokhara Valley, Nepal

   • Ash Kumar Rai

   RESEARCH PAPER Pages: 81 - 89

3. Species richness of Protozoa in Japanese lakes

   • N. Takamura
   • Y. Shen
   • P. Xie

   RESEARCH PAPER Pages: 91 - 106

4. Image analysis as a tool for quantitative phycology: a computational approach to cyanobacterial taxa identification

   • Ross F. Walker
   • Michio Kumagai

   RESEARCH PAPER Pages: 107 - 115

5. Relationships between stream water chemistry and catchment geology in a mountainous region in Nagano Prefecture, Japan II: mid to southern part along the Median Tectonic Line

   • K. Fukushima
   • R. Nakajima
   • T. Sakurai

   RESEARCH PAPER Pages: 117 - 127

6. A pretreatment method for the determination of nitrate in brackish water and seawater based on the hydrazinium reduction technique

   • Y. Seike
   • H. Oka
   • Y. Senga

   NOTE Pages: 129 - 132

7. Seasonal variation in primary production of microphytobenthos at the Isshiki intertidal flat in Mikawa Bay

   • N. Goto
   • O. Mitamura
   • H. Terai

   NOTE Pages: 133 - 138

8. Taxonomic notes on Neophylax koizumii (Iwata 1927) (Trichoptera, Uenoidae) from Japan

   • H. Mitsuhashi
   • T. Nozaki
   • K. Tanida

   NOTE Pages: 139 - 142

9. Isotopic characteristics of typhonic rainwater: typhoons no. 13 (1993) and no. 6 (1996)

   • S. Ohsawa
   • Y. Yusa

   ASIA/OCEANIA REPORT Pages: 143 - 149