The kissing loach, or Parabotia curtis, is known in Japan as the Ayumodoki and belongs on the Botiidae family known for their ray-like fins. Impression Editorial Credit history: Wikimedia Commons The Satan’s Hole Pupfish is without doubt one of the rarest fish in the world, found only in an individual, https://customfishtank.blogspot.com/2025/01/how-to-keep-your-fish-pond-clean.html