Eel - Anatomy, Migration, Adaptation | Britannica
- An eel is distinguished externally from most other fishes by its elongated body, which is seldom laterally compressed. A continuous dorsal, anal, and caudal fin runs aroun…
- Typically, a leptocephalus is elongate, laterally compressed, transparent, and gelatinous, with prominent W-shaped myomeres and sharp forwar… See more
- An eel is distinguished externally from most other fishes by its elongated body, …
- Typically, a leptocephalus is elongate, laterally compressed, transparent, and g…
- Pectoral and median fins are present in most leptocephali but … See more
Studies of the few known fossil eels and the comparative anatomy of adults and larvae suggest that eels arose in the Cretaceous Period (145.5–65.5 million years ago). Eels … See more
The important characters in determining the taxonomic ranking of eels include the number and arrangement of myomeres and fin rays; the … See more
Eel | Description, Types, & Facts | Britannica
Sep 18, 2024 · Eel (order Anguilliformes), any of more than 800 species of teleost fishes characterized by elongate wormlike bodies. Anguilliforms include common freshwater eels as well as the voracious marine morays. They range in color …
Eel Fact Sheet | Blog | Nature - PBS
Sep 9, 2021 · Eels are characterized by their elongated, wormlike bodies. Unlike most fish, eels do not have pelvic fins, and most species do not have pectoral fins.
Eel - Wikipedia
The earliest fossil eels are known from the Late Cretaceous (Cenomanian) of Lebanon. These early eels retain primitive traits such as pelvic fins and thus do not appear to be closely related to any extant taxa. Body fossils of modern eels do not appear until the Eocene, although otoliths assignable to extant eel families and even some genera have been recovered from the Campanian and Maastrichtian
Wikipedia · Text under CC-BY-SA licenseEel Facts, Types, Reproduction, Life Cycle, Classification, …
Learn about the different types of freshwater, and saltwater eels. Get information about how they reproduce, what they eat, what they look like, how long they live, and how many species of eel are there.
American eel - Wikipedia
The American eel has a slender, supple, snake-like body that is covered with a mucus layer, which makes the eel appear to be naked and slimy despite the presence of minute scales. A long dorsal fin runs from the middle of the back …
Moray eel - Wikipedia
Moray eels, or Muraenidae (/ ˈ m ɒr eɪ, m ə ˈ r eɪ /), are a family of eels whose members are found worldwide. There are approximately 200 species in 15 genera which are almost exclusively marine , but several species are regularly seen in …
American Eel - U.S. Fish and Wildlife Service
The American eel is the only species of freshwater eel found in North America. It once made up over a quarter of the total fish found in many Atlantic coastal streams. Indeed, the eel is a valuable food source for larger fish and fish …
Eel: The Snake-Like Fish - Ocean Info
The eel’s wormlike bodies set them apart from the crowd. Eels differ in size depending on their ages and species, ranging from two inches (5 cm) in the one-jawed eel to about 13 feet (4m) in species such as the slender giant moray. …
Characteristics of eel | Britannica
eel, Any of more than 800 fish species (order Anguilliformes) that are slender, elongated, and usually scaleless, with long dorsal and anal fins that are continuous around the tail tip. Eels are found in all seas, from coastal regions …
Skip to content
