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Lightning Whelk

Busycon contrarium


Mega Lightning Whelk This species has a left-handed or sinistral shell. It eats mostly bivalves, sucking their mass up with its proboscis. Feed primarily on marine bivalves.


can be found in the sandy or muddy substrate of shallow embayments.


Status : Unknown. Shelling regulation established a complete ban on the collection of live shells (Florida Department of Environmental Protection Rule 46-26). This species is native to southeastern North America,south to Florida and the Gulf states.

1 species ID suggestions

Lightning Whelk
Busycon contrarium Lightning whelk


tibiprada 3 years ago

@ Shell Key Fl , the map is not right.

tibiprada 3 years ago

lgCostaNut; indeed, so muddy and rusted I couldn't recognize it . Thanks

LarryGraziano 3 years ago

You really have to get your feet in the mud to discover one of these!

tibiprada 3 years ago

it is huge !

Islamorada, Florida, USA

Lat: 24.92, Long: -80.67

Spotted on May 13, 2012
Submitted on May 15, 2012

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