northern pike

Thân thiện

A northern pike lurks among the reeds in a clear lake.

Definition

Noun: A large, aggressive, freshwater fish (Esox lucius) native to cool waters of the Northern Hemisphere. It is characterized by an elongated body, a duckbill-like snout, sharp teeth, and a voracious appetite, primarily preying on other fish.

Usage Examples

• The angler was thrilled to catch a large northern pike in the lake.
• Northern pike are apex predators that help control populations of smaller fish.
• We studied the spawning habits of the northern pike for our biology project.

Advanced Usage

• In ecology, the northern pike is often cited as a classic example of a keystone predator in its native habitats.
• The term can be used in conservation contexts, e.g., discussing the impact of invasive northern pike on non-native ecosystems.

Variants and Related Words

• Pike (noun): A common shortened name for the northern pike, though "pike" can also refer to other species within the genus.
• Pickerel (noun): A term sometimes used regionally for smaller pike, though it technically refers to different, closely related species.

Synonyms

• Great northern pike (noun): A full variant name.
• Jackfish (noun): A common regional name, especially in Canada.
• Predatory fish (noun): A descriptive term highlighting its feeding behavior.

Related Phrases

• Pike fishing (noun phrase): The recreational activity of trying to catch pike.
• Pike minnow (noun phrase): Not a variant of the northern pike, but a separate fish species; the phrase is included here to prevent confusion.

Học thuật

Noun

1. voracious piscivorous pike of waters of northern hemisphere

Từ đồng nghĩa

• esox lucius