Rhoenanthus (Potamanthindus) coreanus (Yoon & Bae)(장수하루살이)

강하루살이_섬진7_오지_2009_09_27_0156_PaxEco.jpgCanon | Canon EOS 450D | aperture priority (semi-auto) | spot | Manual W/B | 0.077 s (1/13) (1/13) | F/0.0 | 1.67 (5/3) | 0.00(0/1) | ISO-400 | Flash-No | 2009:09:27 01:55:40