Take a look at this mesmerizing and calming animation made by 3D Blender Artist Mingwei Lim, a.k.a. CMZW, to celebrate this year's Nodevember. This time, the creator has set up a marvelous school of procedural fish circling around in a hypnotizing fashion. According to the project's description, the artist utilized Blender's Geometry Nodes to create the animation.
And here are some behind-the-scenes materials that shed some light on how this project was made: