What is that should I be worried are they just fordyce spots

Does anyone know what theese white spots are? Should I be worried.

should i be worried about those spots on the back of my throat?

Large red spots on bottom of ranchu mouth/head?

Large red spots on bottom of ranchu mouth/head?

White spots on chin

spots on fish’s tail

black spots on my goldfish

Should I be worried about this?

Goldfish seems sick, very worried

My comet fish has been sleeping with its head down and tail up

What are these white spots! Pimples or Doom?