blueback salmon
Học thuậtThân thiện
Definition
Noun A small species of Pacific salmon (Oncorhynchus nerka) with red flesh, found in rivers and tributaries of the northern Pacific Ocean. It is valued as food, and adults die after spawning.
Usage Notes
"Blueback salmon" is a common name used specifically for the sockeye salmon. The term directly references the fish's distinctive bluish-green back. It is used in both biological/ichthyological contexts and in general discussions about fishing and seafood.
Examples
- The blueback salmon run is a major event for both the ecosystem and local fisheries.
- We caught several blueback salmon in the river this morning.
- Blueback salmon is prized for its deep red color and rich flavor.
Advanced Usage
- The term is often used in regional and commercial fishing contexts to distinguish this species from other salmon like chinook or coho.
- In biological studies, the life cycle of the blueback salmon, culminating in post-spawning death, is a key area of research.
Variants and Related Words
- Sockeye salmon (n): The more widely used common name for the same species ().
- Red salmon (n): Another common name, referring to the color of its flesh.
- Kokanee salmon (n): The landlocked freshwater form of the same species.
Synonyms
- Sockeye salmon
- Red salmon
Related Phrases
- Salmon run: The annual migration of salmon, including blueback salmon, from the ocean to freshwater rivers to spawn.
- Spawning ground: The area in a river where blueback salmon lay their eggs.
Noun
- small salmon with red flesh; found in rivers and tributaries of the northern Pacific and valued as food; adults die after spawning