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lying in wait for an unsuspecting fish or crustacean to go by and then lunging forward

A flashing terminal male of this species is quite the sight to behold

but they can be used to entice them if they aren’t eating

Upon growing to approximately five inches

The average size of an emerald crab when fully matured is around two inches

A brown body

The female can kill or eat the male if he stays close

Food: Brine Shrimps

Keep in mind they cannot tolerate copper treatments

including their snouts

it has one large claw that can be used to deter predators or disable potential prey

Adults are white with a broad black midlateral stripe from the snout to the tail base