Betta vs Grand requin marteau
Betta splendens comparé à Sphyrna mokarran
Taxonomy & Classification
| Attribut | Betta | Grand requin marteau |
|---|---|---|
| Nom scientifique | Betta splendens | Sphyrna mokarran |
| Ordre | Anabantiformes | Carcharhiniformes |
| Famille | Osphronemidae | Sphyrnidae |
| Conservation Status | Vulnerable | Critically Endangered |
Physical Traits
| Attribut | Betta | Grand requin marteau |
|---|---|---|
| Longueur maximale | 7,0 cm | 610,0 cm |
| Poids maximum | 0,003 kg | 580,0 kg |
| Couleur | Highly variable in domesticated strains; wild type is dull brownish-green with iridescent blue-green scale patches; long flowing fins display intense reds, blues, purples, and teals with iridescent sheen. | 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. |
Habitat & Environment
| Attribut | Betta | Grand requin marteau |
|---|---|---|
| Type d'eau | Freshwater | Saltwater |
| Plage de profondeur | — | 1-300m |
| Aire de répartition | Native to the Mekong River basin in Thailand, Laos, and Cambodia. Found in shallow rice paddies, irrigation ditches, ponds, and slow-moving lowland streams across the … | 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 … |
| Habitat | Shallow, densely vegetated ponds, rice paddies, and slow streams of Thailand and Southeast Asia. Tolerates oxygen-poor, warm water (24-30°C). Males highly territorial; builds bubble nests … | Neritic |
Aquarium Suitability
| Attribut | Betta | Grand requin marteau |
|---|---|---|
| Taille minimale de l'aquarium | 19 L | — |
| Température | 24-30 | — |
| Plage de pH | 6.5-7.5 | — |
| Niveau d'entretien | Easy | — |
| Tempérament | Aggressive | — |
Cuisine & Edibility
Betta
Not consumed — ornamental aquarium species prized for its flowing fins and vibrant coloration; classified Vulnerable in the wild.
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.
Species Overview
Betta
The Siamese fighting fish is famous for its vibrant colors and flowing fins, developed through centuries of selective breeding. Males are highly territorial and will flare their gill covers at rivals. They possess a labyrinth organ for breathing atmospheric air.
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.