Abstract One of nature’s most valuable resources, biodiversity plays a critical role in meeting many human requirements and protecting from environmental extremism conditions. Mollusca benthic invertebrates are important biota aquatic ecosystems need further investigation. The current study highlights some species recorded Al-Delmage Marsh Iraq. points out six Mollusca. These Melanoides tubercu...

Impacts of invasive species on ecosystems are often context dependent, making empirical assessments difficult when climatic baselines are shifting and extreme events are becoming more common. We documented a mass mortality event of the Asian clam, Corbicula fluminea, an abundant invasive clam, which has replaced native mussels as the dominant filter-feeding bivalve in the southeastern United St...