Blue Fish Illustration - Free Vector Graphic for Marine Themes #3519840 (License: Personal Use)

This digital illustration features a side-profile fish rendered in a clean, cartoon style with strong black outlines. The body is split into deep navy blue on top and pale mint-green below, evoking natural countershading. Details include a large expressive eye, an open mouth showing a gray tongue, and fin structures with internal line accents for texture.

Commonly used on educational websites, ocean conservation pages, children’s book illustrations, or as iconography in marine biology apps. Matches user intent for free, royalty-free vector assets for creative or instructional projects.