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Sinistrofulgur perversum, the lightning whelk, is a species of very large predatory sea snail or whelk, a marine gastropod mollusc in the family Busyconidae, the busycon whelks. This species has a left-handed or sinistral shell. It eats mostly bivalves.
The knobbed whelk, Busycon carica, is the second-largest species, growing up to 30 cm long. They have tubercles (spines) along the shoulder. They open clams with their muscular foot and insert their long proboscis to digest the flesh. The knobbed whelk is a common predator of the foreshore mudflats as far offshore as 50 m.
Fulguropsis spirata, commonly known as pear whelk, is a species of sea snail, a marine gastropod mollusk in the family Busyconidae, the busycon whelks. The species is also occasionally referred to as the Gulf pear whelk to differentiate it from other Fulguropsis species which are also referred to as pear whelks.
Shells of the channeled whelk typically reach 5 to 8 inches in length. The shell is smooth and subpyriform (generally pear-shaped), with a large body whorl and a straight siphonal canal . Between the whorls there is a wide, deep channel at the suture , and there are often weak knobs at the shoulders of the whorls.
The knobbed whelk (Busycon carica) is a species of very large predatory sea snail, or in the US, a whelk, a marine gastropod mollusk in the family Busyconidae, the busycon whelks. The knobbed whelk is the second largest species of busycon whelk, ranging in size up to 12 in (305 mm).
The water from their blowholes will usually be visible long before the rest of the body is. They will defend themselves vigorously and violently if they believe they or their babies are in danger. A recommended distance of at least 100 yards must be maintained between a vessel and the whale, and pursuing one when it does not seek contact is ...
A group of large eastern conches or whelks of the species Busycotypus canaliculatus for sale at a California seafood market. The meat of conches are often eaten raw in salads or cooked in burgers, chowders, fritters, and gumbos. [7] Conch is indigenous to the Caribbean and West Indies.
Lightning whelk (Sinistrofulgur perversum) is the most common shell used for gorgets. Other shells, such as the true conch or Strombus, as well as freshwater mussels, are also carved into gorgets. [3] Today, due to environmental causes, harvested lightning whelks are significantly smaller than in precontact times.