【摘要】 2019年3—11月,利用样线法对大庆铁人广场蝴蝶的季节变化进行了研究,共发现蝴蝶4科17属20种,其中蛱蝶科的属数、种数与个体数量最多,是该地的优势类群;弄蝶科最少,是该地的稀有类群。蝴蝶优势种有7种,其中菜粉蝶(Pieris rapae)与黄钩蛱蝶(Polygonia c-aureum)优势明显。蝴蝶的物种数、个体数量、多样性指数、丰富度指数年度波动较大,且各变化趋势相似,即分别在春季与秋季出现1个峰值,9月份均达最高值,夏季均处于低谷期。更多还原

【Abstract】 The species and seasonal dynamics of butterfly were studied using the sample method in Daqing Ironman Square from March to April 2019. A total of 20 species were reported, belonging to 17 genera and 4 families. Nymphalidae was the dominant family, with the most individual number, species number and individuals. Hesperiidae contains only one species, which was regarded as the rare species. There were 7 dominant species of butterfly, among which Pieris rapae and Polygonia c-aureum have obvious advantages. The number of species, number of individuals,diversity index and richness index of butterflies fluctuated greatly every year, and the trends are similar. There was a peak in spring and autumn, the highest in September and the lowest in summer.更多还原