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Spatial distribution of butterflies in different macrohabitat in a university campus in Southern-Nigeria
International Journal of Tropical Insect Science ( IF 1.2 ) Pub Date : 2021-03-04 , DOI: 10.1007/s42690-021-00447-1
Cynthia C. Ojianwuna , Victor N. Enwemiwe

Butterfly fauna remains an important bio-indicator species in maintaining a healthy habitat, agents for plant richness, amongst others. Spatial distribution of butterflies in four habitat types including shrub, forested areas, agricultural farmland and riverside using baited traps and pollard walk methods was conducted from April to August, 2019 to ascertain the records of butterfly checklist in Delta State University, Abraka, Nigeria. Findings of the study revealed a total of 430 individuals and 44 species of butterflies belonging to four families such as Nymphalidae Papilionidae, Pieridae, and Lycaenidae. Nymphalidae had the highest species and individuals (72.7% and 74.9%) and lowest in Lycaenidae. Of all the species collected, Acraea serena was the most abundant recording highest Shannon diversity index (H = 2.477), Simpson Dominance (1-D = 0.874), and Margalef (5.368). Alpha diversity in various habitat revealed highest Simpson Dominance (1-D = 0.893), Shannon index (H = 2.627), and Margalef index (4.932) in forest area. However, species were evenly distributed (0.682) and equitable (J = 0.834) in the riverside habitat. Abundance-Distribution Model shows high significance variation in species obtained from the shrub, agricultural farm and forested areas with an exception to the riverside habitat (χ2 = 0.57, p = 0.99). The present study is not conclusive as future studies are required to update butterfly checklist. More so, habitat destruction or disruption, a major threat to butterfly conservation, should be placed on check.



中文翻译:

尼日利亚南部大学校园中不同大型生境中蝴蝶的空间分布

蝴蝶动物区系仍然是维持健康栖息地的重要生物指标物种,是植物丰富度的重要因素。2019年4月至2019年8月进行了蝶类在四个生境类型中的空间分布,包括灌木,林地,农业农田和河边,使用诱饵诱集器和极板走道方法进行了调查,以查明尼日利亚阿布拉卡州三角洲州立大学蝶类检查清单的记录。该研究的发现揭示了总共430个个体和44种蝴蝶,这些蝴蝶属于四个科,如Nymphalidae Papilionidae,Pieridae和Lycaenidae。y科的种类和个体最高(分别为72.7%和74.9%),而在Ly科中则最低。在收集的所有物种中,A龟(Acraea serena)是记录最丰富的最高Shannon多样性指数(H = 2.477),Simpson Dominance(1-D = 0.874)和Margalef(5.368)的记录最丰富。不同生境中的阿尔法多样性显示森林地区的辛普森优势度最高(1-D = 0.893),香农指数(H = 2.627)和玛格丽夫指数(4.932)。但是,在河边生境中物种均匀分布(0.682),分布均匀(J = 0.834)。与异常河边栖息地从灌木,农业农场和森林地区得到物种丰配电模型显示高意义变化(χ 2  = 0.57,P = 0.99)。本研究不是结论性的,因为需要进一步的研究来更新蝴蝶清单。更重要的是,应限制栖息地的破坏或破坏,这是对蝴蝶保护的主要威胁。

更新日期:2021-03-04
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