What is the meaning of the word "pacific spiny dogfish"?

Definitions:

  1. A small coastal shark that is part of the dogfish family, characterized by sharp spines located in front of both dorsal fins, which are used as a defense mechanism against predators. copy to clipboard NOUN
    • Researchers have found that the Pacific spiny dogfish can live up to 80 years, making it one of the longest-living shark species. copy to clipboard
  2. A species of small shark found primarily in the temperate waters of the Pacific Ocean, from Japan to Mexico, including the Bering Sea. copy to clipboard NOUN
    • Fishernen often target the Pacific spiny dogfish for its liver oil and meat, which are used in various food products. copy to clipboard

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