“…Also, LFD is an important indicator of stock status, spawning period as well as river health (Ranjan et al, 2005). In addition, LFD is useful for the comparison of morphological traits among species or among populations of the certain species from various habitats (Hossain et al, 2013a;Hossen et al, 2019;Rahman et al, 2019a). Besides, lengthweight (LWRs) relationships are essential for relating the life histories of fishes between various geographic areas (Hossain et al, 2013a, Rahman et al, 2019b as well as helpful for stock assessment (Ahmed et al, 2012).…”