How many sharks make a shiver? Asked by Jax Valencia Shiver of sharks, 9. Smack of jellyfish, 10. Cast of crabs, 11. Wreck of seabirds. Bob Stone, BA Contributor 4.6/536 ratings Rate this answer Leave your comment You may be interested inWhat is a group of hammerhead sharks called? A group of sharks is called a gam, herd, frenzy, school or shiver.What is a group of snakes called? A group of snakes is generally a pit, nest, or den, but they're generally thought of as solitary creatures, so collective nouns for specific types of snakes are more fanciful.Whats a group of sharks called? A Shiver of Sharks One of our favourite collective nouns on the list is the name for a group of sharks a 'shiver'.