Crab – Arrow

Arrow Crab Care Tips:

Minimum Tank Size: 20 Gallons

Max Size: Up to 15cm (6″)

Diet: Omnivore

Temperament: Peaceful

Lifespan: Up to 5 years

Scientific Name: Stenorhynchus Seticornis

Other Names: Spider Crab

Coral Safe: Yes

Invertebrate Safe: Yes

The arrow crab is one of the more popular types of crabs seen in the hobby. Its scientific name is Stenorhynchus Seticornis but it is often referred to as the arrow crab or the spider crab. This crab comes from the Inachidae family. The arrow crabs maximum size is 6” and they can live up to 5 years. Arrow crabs are omnivores that will scavenge food from around the tank. They are popular for hunting and killing bristle worms. Arrow crabs have a minimum tank size of 20 gallons. Arrow crabs are peaceful and are coral and invertebrate safe.