大滝山・竜王山・大川山山上部の鳥類群集(予報)
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概要
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Birds were observed on Mts. Otaki and Ryuo, and at a higher elevation of Mt. Daisen, Kagawa prefecture, from April 26 to November 15, 1993. The density was the highest on Mt. Daisen and was the lowest on Mt. Otaki. The total number of species observed including other reports (this study = in parentheses) was 73(55) on Mt. Otaki, 66(53) on Mt. Ryuo, and 77(51) on Mt. Daisen. A total of 37 species was observed in woods of Fagus crenate. Parus ater and Troglodytes troglodytes appeared above 770m and above 450m on Mt. Otaki, above 950m and above 850m on Mt. Ryuo, and everywhere and above 500m on Mt. Daisen, respectively.
論文 | ランダム
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