Abstract
The survey and sampling were conducted in Thua Thien Hue Province from May 2018 to July 2020. A total of 20 species belonging to 16 genera, 8 families, of 2 subclasses (Caenogastropoda và Heterobranchia) was recorded. Three species (Filopaludina martensi, Gabbia fuchsiana, Parafossarulus manchouricus) were first records in Thua Thien Hue area, and two species (Sulcospira dakrongensis, S. tourannensis) are endemic in Vietnam. Viviparidae is the most abundant family (6 species). Other families have 1 to 3 species. The number of species is highest in ponds habitats, and lowest in streams habitats. The similarity index reached high value in three pairs of habitats including: ponds and rivers (SI = 0.77); fields and rivers (SI = 0.75); ponds and fields (SI = 0.72). Rarefaction curves revealed that the expected number of species in ponds and rivers habitats was richer than that in fields and streams habitats.
Sign-in/Register to access full text options 
Talk to us
Join us for a 30 min session where you can share your feedback and ask us any queries you have
Schedule a call
