Definition

Noun A species of requiem shark, the dusky shark, characterized by a relatively slender, blue-grey body. It is a large coastal and pelagic species found in tropical and temperate waters worldwide.

Usage

• The carcharhinus obscurus is known for its slow growth and late maturity, making it vulnerable to overfishing.
• Marine biologists are studying the migration patterns of carcharhinus obscurus.
• The genus includes many well-known sharks, such as carcharhinus obscurus and the bull shark.

Advanced Usage

• In scientific and conservation contexts, the binomial name carcharhinus obscurus is used for precise identification to distinguish it from other similar shark species within the same genus.
• The name is often used in formal listings, such as on the IUCN Red List of Threatened Species, where carcharhinus obscurus is classified as Endangered.

Variants and Related Words

• Dusky shark: The common English name for .
• Carcharhinus: The genus to which this species belongs.
• Requiem shark (family Carcharhinidae): The family that includes carcharhinus obscurus.

Synonyms

• Dusky shark

Related Terms

• Pelagic: Referring to the open ocean, a habitat of the carcharhinus obscurus.
• Coastal: Referring to waters near the shore, another primary habitat for this species.
• Vulnerable species: A conservation status often associated with carcharhinus obscurus due to fishing pressure.

Noun

1. relatively slender blue-grey shark; nearly worldwide in tropical and temperate waters