I get a little giddy when this topic comes up—designing mermaids versus sirens is like choosing between two different languages of sea-lore. For me, mermaids usually read as creatures born of the ocean’s beauty and mystery: smoother silhouettes, full flowing hair, scales that catch light, and a lower half that’s unmistakably fish-like. In art I tend to lean into softer palettes—teals, aquamarines, pearly whites—and textures that suggest water and smooth skin. Accessories like shells, seaweed crowns, and jewelry made from coral give them a domestic, ocean-dwelling vibe. When I sketch mermaids I think about swimming poses, the bend of the tail, and how fabric or hair would trail underwater.
Sirens, on the other hand, feel like a story warning turned into a character study. I picture sharper silhouettes, angular faces, and elements that hint at predation: taloned hands, serrated fins, or even subtle birdlike traits if I’m nodding to the Greek myth. Color choices go moodier—deep indigos, blood reds, and shadowed greens. I’ll often visualize sound in the composition, with ripples, echoes, or visual motifs like shells that look like mouths. When I draw them I emphasize gaze and posture: sirens sing with intent, so expression and directionality matter more than the graceful swimming motion of a mermaid. The two designs tell very different stories visually, and that's what I love about them.