Redescription and distributional range extension of a poorly known long-fin herring Pellona dayi Wongratana 1983 (Teleostei: Clupeiformes: Pristigasteridae)

Key Points

• Pellona dayi shows an expanded distribution range compared to previous records, indicating potential habitat variability.
• The study meticulously describes the morphology of Pellona dayi, including key identification traits and variance from similar species.
• Assessment involved extensive field surveys across various habitats, contributing to understanding the fish's ecological requirements.
• These findings support efforts to better understand and conserve aquatic biodiversity in under-researched regions.