Aspect: | Finger-thin brown body with paler underbelly. Translucent body-long dorsal fin. |
Population: | Very common, lives in large colonies. |
Notable feature: | Stands vertically out of its burrow, head curved down, catching the passing plankton. |
Environment: | On barren, deep sandy sea-bottom at depths of 20 to 40 metres. |
Behaviour: | Extremely wary, suddenly sinks into its burrow if approached too closely. |