Also known as Black Garden Eel.
Found singly or in small colonies poking out from silty mud, sand and seagrass bottoms of sheltered bays, lagoons and coastal slopes.
They feed on zooplankton.
Length - 53cm
Depth - 1-35m
Widespread Indo-West Pacific
Garden Eels rise up in the sand halfway their body length waving in the sand feeding on plankton.
When approached they slide back into their holes. Ref: https://www.fishbase.se/summary/Heteroconger-perissodon.html