Sardine(SardinelIa perforate Cantor) shows the highest phototactic ratio towards the white light in the region of 0.- lux but with the increase of light intensity, its phototactic ratio decreases.
Sardine(SardinelIa perforate Cantor) shows the highest phototactic ratio towards the white light in the region of 0.- lux but with the increase of light intensity, its phototactic ratio decreases.
孔沙丁鱼对白光的趋光率在0.～lux区最高,并随照度的提高而下降。