great blue shark
Học thuậtThân thiện
Definition
Noun: - A species of large, pelagic shark: The great blue shark is a slender, widely distributed shark species that lives in the open ocean. It is characterized by its distinctive blue coloration on the upper body, which fades to a white belly. It is noted for being potentially dangerous to humans, particularly in situations involving maritime disasters.
Usage
- The term "great blue shark" is used specifically to refer to this single species of shark (). It functions as a compound noun naming a specific animal.
- It is typically used in biological, zoological, and general descriptive contexts.
Examples
- Noun:
- Marine biologists are studying the migration patterns of the great blue shark.
- The great blue shark is often observed circling shipwrecks.
- Despite its fearsome reputation, the great blue shark is a crucial part of the ocean ecosystem.
Advanced Usage
- The term is used in scientific and conservation contexts to discuss species population, threats, and ecological roles.
- International fishing quotas have been established to protect the great blue shark from overexploitation.
Variants and Related Words
- Blue shark: A more common, shortened name for the same species (). "Great blue shark" is a fuller, more descriptive variant.
- Prionace glauca: The scientific (Latin) name for the species.
Synonyms
- Blue shark: The primary synonym.
- Pelagic shark: A descriptive term indicating its habitat, though this applies to many species.
Notes on Meaning
- The definition specifies this shark is "dangerous especially during maritime disasters." This refers to historical accounts of these sharks being attracted to shipwrecks or plane crashes in the water, potentially posing a threat to survivors. In ordinary circumstances, they are not considered among the most aggressive sharks toward humans.
Noun
- slender cosmopolitan, pelagic shark; blue body shades to white belly; dangerous especially during maritime disasters