Grand requin marteau vs Tilapia du Nil

Sphyrna mokarran comparé à Oreochromis niloticus

Taxonomy & Classification

Attribut	Grand requin marteau	Tilapia du Nil
Nom scientifique	Sphyrna mokarran	Oreochromis niloticus
Ordre	Carcharhiniformes	Cichliformes
Famille	Sphyrnidae	Cichlidae
Conservation Status	Critically Endangered	Least Concern

Physical Traits

Attribut	Grand requin marteau	Tilapia du Nil
Longueur maximale	610,0 cm	60,0 cm
Poids maximum	580,0 kg	4,3 kg
Couleur	Brownish-gray to olive-gray dorsal surface with a clean countershaded white belly; no distinct patterning; first dorsal fin is tall and strongly falcate; pelvic fin tips dusky.	Grayish-green to olive body with 7–12 regular dark vertical bars on the flanks; caudal fin shows vertical dark stripes; belly pale gray; breeding males develop a reddish hue on the throat and fins.

Habitat & Environment

Attribut	Grand requin marteau	Tilapia du Nil
Type d'eau	Saltwater	Brackish
Plage de profondeur	1-300m	0-20m
Aire de répartition	Circumtropical in warm coastal and offshore waters of the Atlantic, Indian, and Pacific oceans. Concentrates around coral reefs, continental shelf edges, and deep-water drop-offs; population …	Native to the Nile River system, Lake Victoria, and other East African Rift Valley lakes. Introduced globally for aquaculture; now established in tropical and subtropical …
Habitat	Neritic	Originally from the Nile River; now globally distributed through aquaculture. Warm, shallow freshwater lakes, ponds, and rivers (20-35°C). Highly adaptable; tolerates brackish water and oxygen-poor …

Cuisine & Edibility

Grand requin marteau

Critically Endangered — consumption strongly discouraged. Fins are historically traded but the species faces severe population decline; eating this fish is ecologically irresponsible.

Tilapia du Nil

Mild, slightly sweet white flesh with low fat and a firm texture; absorbs marinades and spices well. One of the world's most farmed fish; excellent grilled, fried, or baked.

Species Overview

Grand requin marteau

The great hammerhead is the largest of the nine hammerhead shark species. Its distinctive cephalofoil (hammer-shaped head) houses an array of electroreceptors that allow it to detect stingrays buried beneath the sand.

Tilapia du Nil

The Nile tilapia is the most widely farmed fish species in the world, cultivated in over 120 countries. Originally from Africa, it is a hardy, fast-growing mouth-brooder that thrives in a wide range of environmental conditions.