thunnus
Definition
Noun A genus of large, fast-swimming, warm-blooded marine fish in the family Scombridae, commonly known as tunas. These fish are characterized by their streamlined bodies, metallic coloring, and importance as a major food source worldwide.
Usage
- The bluefin tuna, a member of the genus , is highly prized in sushi markets.
- Scientists study the migratory patterns of species to improve conservation efforts.
- Overfishing poses a significant threat to several populations.
Advanced Usage
- In scientific and taxonomic contexts, is always italicized as it is a genus name. For example: "The specimen was classified under ."
- The term is used to distinguish "true tunas" from other tuna-like fish in related genera (e.g., for skipjack).
Variants and Related Words
- Tuna (n.): The common name for fish within the genus and related genera.
- Thunnidae (n.): An obsolete family name sometimes used synonymously with Scombridae, highlighting the tuna group.
Synonyms
- Tuna (when referring to fish of this specific genus)
- True tuna
Different Meanings
- Primary Meaning: The biological genus encompassing species like the Atlantic bluefin (), yellowfin (), and albacore ().
- Figurative/Contextual Meaning: In ecological or economic discussions, can represent the concept of a commercially critical and biologically unique group of pelagic predators.
Noun
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tunas: warm-blooded fishes
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