Treasures of Mt. Takao

Mt. Takao has abundant nature with warm-temperature forests and temperate forests. There are a lot more species could be called as "treasure" inhabits other than explained in animals, insects and birds section. Spiders is one of them because they are beneficial insects and its prey is destructive insects. Over 300 species including rare ones inhabits and Mt. Takao is the mountain with the largest number of species of spiders and widely known as a paradise for spiders.

Dolomedes saganus
Dolomedes saganus Pisauridae
Main Region: Hokkaido, Honshu, Shikoku and Kyushu. Found in forests, woods and green spaces from flatlands to mountains. Body color is red-brown thick strip and white on the sides of the strip from cephalothorax to abdomen as the Japanese name Suji-aka-hashiri-gumo literally meaning strip red pattern spiders states. Normally does not build a web and rest on trees or leaves and ambush insects including horsefly and flies and catch them with quick movement. Female carries ball-shaped egg case with mouthparts. After eggs hatch, build irregularly placed web and take care of baby spiders.

●Length  Female about 11 to 15 mm / Male about 10 to 11 mm
●Adults Flight Season   July to about October
※Quotation from Mount Takao formula application
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