The spiny dogfish (Squalus acanthias), spurdog, mud shark, or piked dogfish[4] is one of the best known species of the Squalidae (dogfish) family of sharks, which is part of the Squaliformes …

Squalidae, more commonly known as dogfish, dog sharks, or spiny dogfish, [3] are one of several families of sharks categorized under Squaliformes, making it the second largest order of …

Dogfish are a number of species of sharks in the Squalidae family. They have venomous spines, something that no other shark species have. While there are quite a few different species of …

2022年6月3日 · Dogfish are bottom-dwelling sharks that can be found near coasts around the world. They are known to migrate long distances. One shark was recorded swimming all the …

dogfish, (order Squaliformes), any of several small sharks making up an order of chondrichthyian fishes composed of the families Centrophoridae (gulper sharks), Dalatiidae, Echinorhinidae, …

The spiny dogfish (Squalus acanthias), spurdog, mud shark, or piked dogfish is one of the best known species of the Squalidae (dogfish) family of sharks, which is part of the Squaliformes …

Using sharp, venomous spines in the front of each dorsal fin, the spiny dogfish is a small but mighty predator that isn’t afraid to take a jab at passing fish. They are considered one of the …

Spiny dogfish (Squalus acanthias) is a shark species that belongs to the Squalidae family of sharks, which is part of the Squaliformes order. This shark species is also known as spurdog, …

A small slender slow-swimming shark with a narrow, pointed head, a single short spine anterior to each dorsal fin, and lacking an anal fin. COLOR The shark is grey to bluish grey or greyish …

2019年8月1日 · Atlantic spiny dogfish are small sharks with a long and complex history in U.S. waters. Wielding two venomous spines and growing as long as 4 feet, Atlantic spiny dogfish …