Sphaerium lacustre japonicum (Westerlund)(삼각산골조개)
Canon | Canon EOS 450D | aperture priority (semi-auto) | spot | Manual W/B | 0.100 s (1/10) (1/10) | F/0.0 | 1.33 (4/3) | 0.00(0/1) | ISO-400 | Flash-No | 2009:09:26 12:11:19