31. Kellet's whelks display sexual dimorphism with females being the larger individual in a mating pair. 32. Whelks , " Burnupena " spp also have a large population density at Marcus Island.33. You can indulge in bay scallop ceviche and carefully pry a whelk from its snail-shaped shell. 34. The prosobranchs are almost all marine snails, among them conchs, periwinkles, volutes, and whelks . 35. Lightning whelk ( " Busycon contrarium " ) is the most common shell used for gorgets. 36. A Japanese whelk is beginning to devastate oyster beds in Maryland's Chesapeake bay, marine authorities say. 37. Otter is credited for the unique whelk shell terraces that define the preserve s signature man-made feature. 38. The Montauketts had a thriving wampum ( made from whelk shells on the East Hampton beaches ) trade Connecticut tribes. 39. Animals guests can interact with include clearnose skate, Atlantic stingray, horseshoe crab, knobbed whelk , and moon jelly. 40. Most of the shells in the mound are those of whelks and conchs; noticeably absent are oyster and clam shells.