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Dorsal fin

Index Dorsal fin

A dorsal fin is a fin located on the back of most marine and freshwater vertebrates such as fishes, cetaceans (whales, dolphins, and porpoises), and the (extinct) ichthyosaur. [1]

26 relations: Anglerfish, Billfish, Catfish, Cetacea, Common dragonet, Dermis, Dolphin, Endoskeleton, Epaxial and hypaxial muscles, Fin, Fish, Fish fin, Ichthyosaur, Indo-Pacific sailfish, Molidae, Perch, Porpoise, Port Jackson shark, Prussian carp, Sail (submarine), Spiny dogfish, Teleost, Vertebrate, Vertical stabilizer, Whale, Yellowfin tuna.

Anglerfish

Anglerfish are fish of the teleost order Lophiiformes.

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Billfish

The term billfish refers to a group of predatory fish characterised by prominent bills, or rostra, and by their large size; some are longer than 4 m (13 ft).

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Catfish

Catfish (or catfishes; order Siluriformes or Nematognathi) are a diverse group of ray-finned fish.

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Cetacea

Cetacea are a widely distributed and diverse clade of aquatic mammals that today consists of the whales, dolphins, and porpoises.

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Common dragonet

The common dragonet (Callionymus lyra) is a species of dragonet which is widely distributed in the eastern North Atlantic where it is common near Europe from Norway and Iceland southwards.

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Dermis

The dermis or corium is a layer of skin between the epidermis (with which it makes up the cutis) and subcutaneous tissues, that primarily consists of dense irregular connective tissue and cushions the body from stress and strain.

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Dolphin

Dolphins are a widely distributed and diverse group of aquatic mammals.

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Endoskeleton

An endoskeleton (From Greek ἔνδον, éndon.

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Epaxial and hypaxial muscles

Trunk muscles can be broadly divided into hypaxial muscles, which lie ventral to the horizontal septum of the vertebrae and epaxial muscles, which lie dorsal to the septum.

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Fin

A fin is a thin component or appendage attached to a larger body or structure.

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Fish

Fish are gill-bearing aquatic craniate animals that lack limbs with digits.

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Fish fin

Fins are usually the most distinctive anatomical features of a fish.

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Ichthyosaur

Ichthyosaurs (Greek for "fish lizard" – ιχθυς or ichthys meaning "fish" and σαυρος or sauros meaning "lizard") are large marine reptiles.

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Indo-Pacific sailfish

The Indo-Pacific sailfish (Istiophorus platypterus) is a sailfish native to the Atlantic, Indian and Pacific Oceans.

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Molidae

The Molidae comprise the family of the molas or ocean sunfishes, unusual fish whose bodies come to an end just behind the dorsal and anal fins, giving them a "half-fish" appearance.

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Perch

Perch is a common name for fish of the genus Perca, freshwater gamefish belonging to the family Percidae.

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Porpoise

Porpoises are a group of fully aquatic marine mammals that are sometimes referred to as mereswine, all of which are classified under the family Phocoenidae, parvorder Odontoceti (toothed whales).

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Port Jackson shark

The Port Jackson shark (Heterodontus portusjacksoni) is a nocturnal, oviparous (egg laying) type of bullhead shark of the family Heterodontidae, found in the coastal region of southern Australia, including the waters off Port Jackson.

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Prussian carp

The Prussian carp, silver Prussian carp or Gibel carp (Carassius gibelio), is a member of the family Cyprinidae, which includes many other fish, such as the common carp, and the smaller minnows.

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Sail (submarine)

In naval parlance, the sail (American usage) or fin (European/Commonwealth usage) of a submarine is the tower-like structure found on the dorsal (topside) surface of submarines.

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Spiny dogfish

The spiny dogfish, spurdog, mud shark, or piked dogfish (Squalus acanthias) is one of the best known species of the Squalidae (dogfish) family of sharks, which is part of the Squaliformes order.

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Teleost

The teleosts or Teleostei (Greek: teleios, "complete" + osteon, "bone") are by far the largest infraclass in the class Actinopterygii, the ray-finned fishes, and make up 96% of all extant species of fish.

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Vertebrate

Vertebrates comprise all species of animals within the subphylum Vertebrata (chordates with backbones).

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Vertical stabilizer

The vertical stabilizers, vertical stabilisers, or fins, of aircraft, missiles or bombs are typically found on the aft end of the fuselage or body, and are intended to reduce aerodynamic side slip and provide direction stability.

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Whale

Whales are a widely distributed and diverse group of fully aquatic placental marine mammals.

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Yellowfin tuna

The yellowfin tuna (Thunnus albacares) is a species of tuna found in pelagic waters of tropical and subtropical oceans worldwide.

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Redirects here:

Dorsal fin ray, Dorsal fins, Pterygiophore.

References

[1] https://en.wikipedia.org/wiki/Dorsal_fin

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