What does "ghost nipper" mean?

A marine yabby; a species of marine ghost shrimp, Trypaea australiensis, widely harvested by recreational anglers as bait.

What is a synonym for "ghost nipper"?

Common synonyms include: yabby.

noun

noun ·Rare ·Advanced level

Noun

1
A marine yabby; a species of marine ghost shrimp, Trypaea australiensis, widely harvested by recreational anglers as bait. Australia