Erica

 Erica is the keeper of Amazonia's Ocean Gate and Yolanda's bonded selkie.

Appearance
Erica has pale yellow skin, with a light green fern symbol on her forehead. A transparent pink veil is attached to a light blue hat. The hat has green leaf patterns. Her mermaid tail is sky blue. Her eyes are green.

Personality
Erica is a sensible, loving, and a little talkative selkie. She has great courage.

Trivia

 * She might or might not have similar colors as Viperine Gorgon.
 * Her name is also a genus of heathers.