RuffNetting.jpg
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RuffNetting, Illustration of the trapping of Ruffs using a clap net, 1897 illustration of ruffs being trapped for food with a net
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RuffNetting, Calidris pugnax (illustrations), A History of Fowling: Being an Account of the Many Curious Devices by which Wild Birds are or have been Captured in Different Parts of the World
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ja
クラップネットを用いたラフトラップの図解、1897年、網で食物を捕捉するラフの図解
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ja
フグ科のフグ
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philomachus ruff netting