Sitepu, E.D.P. , Isna, I. and Bustari, B. 2023. Productivity of Yellow fin Tuna (Thunnus albacares) catches on Hand line Vessels before the Continuation of the Covid-19 Pandemic in PPS Bungus West Sumatra Province. Journal of Coastal and Ocean Sciences. 4, 2 (Jun. 2023), 66-72. DOI:https://doi.org/10.31258/jocos.4.2.66-72.