Tropical Fish Print Design

I'm seeking a custom print design for hoodies and t-shirts to promote my new social media pages. The theme is tropical fish and aquariums. QR code to be placed on the back with tropical fish and plants around it

Requirements:
- Realistic style
- Include fish species and aquatic plants
- Use a bright and vibrant color scheme

Ideal skills and experience:
- Expertise in realistic aquatic-themed designs
- Proficiency in graphic design for apparel
- Strong understanding of color theory and composition

Please provide a portfolio showcasing similar work.