Esturgeon commun vs Tilapia du Nil

Acipenser sturio comparé à Oreochromis niloticus

Taxonomy & Classification

Attribut	Esturgeon commun	Tilapia du Nil
Nom scientifique	Acipenser sturio	Oreochromis niloticus
Ordre	Perciformes	Cichliformes
Famille	Acipenseridae	Cichlidae
Conservation Status	Critically Endangered	Least Concern

Physical Traits

Attribut	Esturgeon commun	Tilapia du Nil
Longueur maximale	600,0 cm	60,0 cm
Poids maximum	400,0 kg	4,3 kg
Couleur	Gray-brown to dark brownish-black back with 5 rows of bony scutes that are yellowish-white; sides pale grayish-brown to whitish; belly creamy-white; thick armored body with a shark-like heterocercal tail.	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	Esturgeon commun	Tilapia du Nil
Type d'eau	Freshwater & Saltwater	Brackish
Plage de profondeur	4-93m	0-20m
Aire de répartition	Historically ranged across European coastal waters from the North Sea and Baltic to the Mediterranean and Black seas, spawning in major rivers like the Rhine, …	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, estuaries	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

Esturgeon commun

Critically Endangered — consumption is illegal throughout its range. Historically prized for its delicate flesh and black caviar; now one of the world's most threatened fish species.

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

Esturgeon commun

The European sturgeon is a critically endangered anadromous fish that can live over 100 years. Once abundant in European rivers, it is now restricted to a small population in the Gironde estuary. Its eggs are harvested as beluga-grade caviar.

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.