There are three kinds of watercolor paper texture. Pick your paper texture based on your subject matter and personal preference.
Choosing and using Watercolour Paper
Watercolor Paper Textures Textures ~ Creative Market
Choosing the Right Painting Surface for Watercolor – Rebecca Latham
Choosing the Right Paper for You - American Watercolor
How To Choose Best Watercolor Paper – Artlova
4 Techniques for Creating Texture in Watercolour Painting — Kerrie Woodhouse
The Best Watercolor Paper - Finding Silver Pennies
How to Choose the Best Watercolor Paper And Enhancing Your Artistic Jo — MEEDEN ART
What is The Best Watercolor Paper For You?
What Paper Should I use for my Art? - Strathmore Artist Papers
Watercolor Paper: How to Choose the Right Paper for Use with Watercolors — Art is Fun
How to Choose the Right Watercolour Paper