| seasonal biodiversity of black flies (diptera: simuliidae) and evaluation of ecological factors influencing species distribution at doi pha hom pok national park, thailand. | this is the first study on the seasonal biodiversity of black flies and evaluation of ecological factors influencing their distribution at doi pha hom pok national park, northern thailand. larvae were collected from six fixed-stream sites in relation to altitude gradients from may 2011 to april 2013. the water temperature, water ph, conductivity, total dissolved solids (tds), salt, water velocity, stream width and depth, streambed particle sizes, riparian vegetation, and canopy cover were record ... | 2015 | 26028177 |