KOGA KUBOU PARK    　御所沼コモンズ

4. Living creatur

 

　　The park site, which was former marsh area, was reclaimed in 1950s, for the 　

　　　purpose of agricultural use.

　　The marsh was restored in 1996.

　　When water was led into the marsh, water shield (Brasenia schreberi) and water

　　　chestnut (Trapa japonica) grew again after interval of 46 years.

　　The park has diverse vegetation, such as peach wood (3.5ha), lotus pond (0.3ha),

　　　iris field (0.5ha), tea garden (0.3ha), grass field (1.5ha), and Amur silver―grass

　　　(Miscanthus sacchariflorus) field.

　　Following living creatures are observed by the result of survey by citizens: plant 352

　　　species (including 6 bamboos, 15 seed ferns), arboreal 194 species (including

　　　transplantation for the gardening), aves 66 species, mammalian 4 species, reptile 6

　　　species, amphibian 5 species, Insects; manifold (including 17 dragonfly species, 20

　　　grasshopper species, 6 cicada species), fishes; manifold (including carp(Caprinus

　　　carpio), crucian, killifish, loach, eel, bluegill (Lepomis macrochirus), etc.).

　　Eleven (11) endangered species and rare species are observed.