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- Research Report on the Cause of Fish Fatal Accidents
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Research Report on the Cause of Fish Fatal Accidents
In order to determine the cause of death in fish, a systematic flow diagram of methods for estimating causes of death from field surveys, searching for poisons using biological methods, and creating a systematic flow diagram for poisonous searches by scientific methods. (Issued in March 1991, 125 pages for B5)
Last Updated January 30, 2020
- Postcards (PDF: 811KB)
- Table of Contents (PDF: 45KB)
- Summary (PDF: 89KB)
- Characteristics of fish fatal accidents that occurred in Yokohama City waters (PDF: 698KB)
- Relation between fish fatal accidents and water quality fluctuation characteristics (PDF: 1,100KB)
- Concentration toxicity of river water (PDF: 632KB)
- Physiological effects on fish such as oxygen deficiency (PDF: 1,924KB)
- Morphological effects such as oxygen deficiency on fish (PDF: 5,208KB)
- Examples of fish fatal accidents that occurred in the past (PDF: 2,003KB)
- Method for determining the cause of fish fatal accidents (PDF: 1,003KB)
- Future Issues (PDF: 96KB)
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For inquiries to this page
Environmental Conservation Department, Green Environment Bureau
Phone: 045-453-2550
Phone: 045-453-2550
Fax: 045-453-2560
Email address: mk-kanken@city.yokohama.lg.jp
Page ID: 234-413-365
