baby mermaid swimming, the hadal zone (trenches), underwater, deep ocean, intricate detailed, cinematic lighting, beautiful lighting, octane render 
baby mermaid swimming, the hadal zone (trenches), underwater, deep ocean, intricate detailed, cinematic lighting, beautiful lighting, octane render --q 2 --v 4 --s 250 --upbeta
baby mermaid swimming, the hadal zone (trenches)
underwater, deep ocean, intricate detailed, cinematic lighting, beautiful lighting, octane render
an underwater scene with an octopus and fish
a woman is swimming underwater in a dark ocean
a mermaid is swimming in an underwater cave
a mermaid is swimming in an underwater cave