The Silent Toll of Roads: Common toad (Duttaphrynus melanostictus) roadkills during winter in Mithamoin Haor, Kishoreganj, Bangladesh

Authors

  • Sajib Biswas Wildlife Population Genetics and Transmissible Disease Lab, Department of Zoology, Jahangirnagar University, Dhaka-1342, Bangladesh.
  • Asif Iqbal Papon - Department of Zoology, Jagannath University, Dhaka 1100, Bangladesh.
  • Ashis Kumar Datta Department of Zoology, Jahangirnagar University, Dhaka-1342, Bangladesh. https://orcid.org/0000-0001-6169-5721
  • Md. Kamrul Hasan Department of Zoology, Jahangirnagar University, Dhaka-1342, Bangladesh https://orcid.org/0000-0002-0112-4457

Keywords:

road mortality, amphibians, wildlife-vehicle collisions, habitat fragmentation, wetlands, Bangladesh

Abstract

A survey was conducted to assess amphibian mortality on roads in the Mithamoin Haor, Mithamoin Upazila, Kishoreganj District, Bangladesh. A total of 269 individuals of Duttaphrynus melanostictus were recorded as roadkills across six different transects in a five-day survey under similar habitat conditions. The roadkill rate was 3 toads per 100 m, with a vehicular density of 16.44 per kilometer. A strong positive correlation was found between amphibian road kills and vehicular density (r = 0.999).

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Published

2026-01-01