PHYLOGEOGRAPHY AND GENETIC DIVERSITY OF THE JAPANESE MUD SHRIMP UPOGEBIA MAJOR (CRUSTACEA, DECAPODA, UPOGEBIIDAE): NATURAL OR ANTHROPOGENIC DISPERSAL?

Upogebia major (De Haan, 1841) is known for forming huge burrows in sandy, intertidal areas that can extend to depths of over 2 m.Despite its widespread distribution in East Asia and Russia, the genetic relatedness of its regional populations remains uncertain, likely owing to difficulties in specimen collection.Therefore, to appraise the swan rive

Paper cultural relics have extremely high value in research and collection.However, as the time goes on and the environment changes, there will be unfavorable conditions rjr-00001 on paper relics, like yellowing, moulding, chalking, aging and embrittlement to some extent.Nowadays, the protection and repair of paper cultural relics are the research