Paddle pumps to aerate eel pond under heated greenhouse. Temperature is kept above 86 degrees Fahrenheit or 30 degrees Celsius. Anguilla japonica.
Photo Category: Fisheries - Aquaculture - Systems - UJNR 31st Meeting
Photo Location: Japan, Daiwa Eel Farm, Lake Hamana, Shizuoka Pref.
Photo Date: 2002
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Added On | 17th October 2015 |
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