biblical leviathan swimming in the depths of the abyssal sea

underwater animal blue fish sea ocean mammal azure reef wave swimming water dolphin biblical leviathan depths abyssal mighty 3d digital relist whale primitive basilosaur prehistoric extinct beast bestial mythological mythology legendary fossil powerful huge big giant mammal teeth hunter predator carnivore fins tail leviathan biblical swimming depths sea abyssal deep seabed deep trenches marianas depth inaccessible diving fierce hideous