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The marbled swamp eel, Synbranchus marmoratus, has been recorded at up to 150 cm (59 in) in length, [5] while the Bombay swamp eel, Monopterus indicus, reaches no more than 8.5 cm (3.3 in). Swamp eels are almost entirely finless; the pectoral and pelvic fins are absent, the dorsal and anal fins are vestigial, reduced to rayless ridges, and the ...
The Asian swamp eel is a freshwater, eel-like fish belonging to the family Synbranchidae (swamp eels). [ 4 ] Some work indicates that the species should be split into three geographical clades or cryptic species , although these were not given nomenclatural names, as the taxonomic synonymy was too complex to sort out at the time.
Synbranchiformes, often called swamp eels, though that name can also refer specifically to Synbranchidae, is an order of ray-finned fishes that are eel-like but have spiny rays, indicating that they belong to the superorder Acanthopterygii.
Common names of fish can refer to a single species; to an entire group of species, such as a genus or family; or to multiple unrelated species or groups. Ambiguous common names are accompanied by their possible meanings. Scientific names for individual species and higher taxa are included in parentheses.
The marbled swamp eel has an elongated cylindrical body and can grow to a maximum length of about 150 cm (60 in), although a more normal adult length is 50 cm (20 in). The dorsal and anal fins are vestigial and the paired pectoral and pelvic fins are missing altogether. [ 2 ]
Synbranchinae is a subfamily of swamp eel, consisting of six of the ten genera in the family Synbranchidae. The remaining genus, the monotypic Macrotrema is the only one in the other subfamily Macrotreminae. The subfamily occurs in the Neotropics, Afrotropics and Asia. [2]
The red swamp crayfish, a hand-sized crustacean the color of a fire engine, is already a problem in Florida. According to the USGS , they tend to out-eat and out-compete native crayfish, as well ...
Rakthamichthys is a genus of swamp eels that are endemic to India.Three species are known from the Western Ghats and one is known from Northeast India.. All species live underground, with one species (R. rongsaw) having a fossorial lifestyle and three species (R. digressus, R. roseni, and R. indicus) being troglobitic in nature.