Marine life profile
Comet Fish , shrimps
Recorded at 1 dive sitesWhere divers encounter it
Explore Comet Fish , shrimps around the world
The comet or marine betta (Calloplesiops altivelis) is a species of reef-associated tropical marine fish in the longfin family Plesiopidae, most commonly found between 3 and 50 m deep. Most stay close to cover, emerging to feed, clean other animals or defend a small shelter.
Meet the species
What to look for
How to Recognize It
Look for a jointed shell, paired antennae and articulated legs adapted for walking, digging or gripping.
How It Behaves
Most stay close to cover, emerging to feed, clean other animals or defend a small shelter.
Special Ability
A tough external skeleton provides portable armor and is replaced as the animal grows.
Dive responsibly
Share the water well
How to Approach
Settle nearby and wait. Avoid touching antennae, claws or the shelter, especially during a night dive.
Safety
Observe without handling. Claws and defensive spines can injure, and recently molted animals are especially vulnerable.
Worth knowing
The detail you remember
Interesting Facts
It is native to the Indo-Pacific Ocean.
Where to Find
Search beneath ledges, inside coral heads, around anemones and across rubble after sunset.
Known countries
Sightings map
Comet Fish , shrimps locations
Plan a dive
Dive sites with reported encounters
Bahura Dive House Reef
Philippines
A really varied dive site with a mix of huge coral formations, coral fields, and sandy areas. Great for macro and night diving. Deeper sandy areas and reef oases full of fish life and whip corals.