| Property | Specification | 
| Scientific Name | Anguilliformes (varies by species) | 
| Appearance | Elongated, cylindrical body with slim, slippery texture | 
| Color | Generally dark brown to greenish with lighter underbelly | 
| Length | Varies by species, typically 30 cm to 1.5 meters | 
| Weight | Ranges from 50 grams to several kilograms depending on species | 
| Skin Texture | Smooth, slimy surface | 
| Body Shape | Long and cylindrical, resembling a snake | 
| Eyes | Small, located on the sides of the head | 
| Fins | Small dorsal fin running along the back, no pelvic fins | 
| Habitat | Freshwater, brackish water, or saltwater depending on species | 
| Diet | Carnivorous, feeding on fish, crustaceans, and invertebrates | 
| Taste/Texture | Mild flavor with a delicate, soft texture, firm white flesh | 
| Odor | Slightly fishy, fresh odor when alive, stronger after cooking | 
| Moisture Content | High (around 80-85%) | 
| Fat Content | Varies; typically around 5-10%, depending on species and diet |