The natural estrogen 17β-estradiol (E2) is responsible for the endocrine disruption and also has potential effect on the reproduction of vertebrate. However, its effect on invertebrate reproduction has scarcely been studied. The present study was conducted to determine the effect of E2 on survival, egg production and egg hatch of...
Currently documented that pyridine triphenyl borane (KH101) is possible to use as an alternative of tributyltin based antifouling biocide in coastal and marine environment. But its impact on marine life especially on smaller zooplankton is so far unknown. The present study was conducted to determine the effect of KH101 on...
In early spring, spear squids (Loligo bleekeri) lay their egg capsules on top of hollows in reefs and cavities in structures of Hokkaido ports on the Sea of Japan. Therefore, the role of port structures is important for propagation of spear squid. Research on the spawning conditions of spear squids...