| Callionymus acutirostris | |
|---|---|
Scientific classification  | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Order: | Callionymiformes |
| Family: | Callionymidae |
| Genus: | Callionymus |
| Species: | C. acutirostris |
| Binomial name | |
| Callionymus acutirostris R. Fricke, 1981 | |
Callionymus acutirostris, the pointed dragonet, is a species of dragonet native to the Pacific Ocean around the Philippines. It is a demersal fish found at an ocean depth of 64-81m. [1]
Dragonets are small, percomorph, marine fish of the diverse family Callionymidae found mainly in the tropical waters of the western Indo-Pacific. They are benthic organisms, spending most of their time near the sandy bottoms, at a depth of roughly two hundred meters. There exist 139 species of the fish, in nineteen genera.
Callionymus is a genus of dragonets found mostly in the Indian and Pacific oceans with a few species occurring in the Atlantic Ocean.
The lancer dragonet, Baird's dragonet, coral dragonet or St Helena dragonet, is a species of dragonet native to the warmer waters of the Atlantic Ocean where it occurs at depths of from 1 to 91 metres. In the western Atlantic it occurs from Cape Hatteras southwards along the east coast of North America. including Bermuda and the Bahamas, into the Gulf of Mexico and throughout the Caribbean Sea. It has also been recorded from Ilha da Trindade off Brazil. In the eastern Atlantic it has been recorded from the Cape Verde Islands, Ascension Island, St. Helena, and Sao Tome e Principe in the Gulf of Guinea. This species grows to a length of 11.4 centimetres (4.5 in) TL.
Callionymus colini, the Tiny New Guinea longtail dragonet, is a species of dragonet endemic to the Pacific Ocean waters around Papua New Guinea.
Callionymus curvicornis, the horn dragonet, is a species of dragonet native to the northwestern Pacific Ocean. This species grows to a length of 11.1 centimetres (4.4 in) SL.
The delicate dragonet is a species of dragonet native to the Red Sea through the Indian Ocean to the western Pacific Ocean. It occurs at depths of from 1 to 20 metres. This species grows to a length of 6 centimetres (2.4 in) TL.
Callionymus enneactis, the mangrove dragonet or common dragonet, is a species of dragonet native to the western Pacific Ocean at depths down to 15 metres (49 ft). At shallower depths it occurs in areas of mangroves, being found on coral reefs at deeper depths. This species grows to a length of 8 centimetres (3.1 in) TL.
The Blotchfin dragonet is a species of dragonet native to the Indian Ocean and the western Pacific Ocean. It also now occurs in the Mediterranean Sea, where it was first recorded in 1953 off Israel. It has since been observed in Cyprus, Lebanon, Turkey and Rhodes (Greece). This species occurs at depths from 16 to 350 m and can grows to a length of 20 cm.
Callionymus japonicus, the Japanese longtail dragonet, is a species of dragonet native to the western Pacific Ocean where it is found at a depth of around 208 metres (682 ft). This species grows to a length of 20 centimetres (7.9 in) SL.
The spotted dragonet is a species of dragonet native to the eastern Atlantic Ocean and the Mediterranean Sea where it occurs at depths of from 45 to 650 metres. This species is important to local peoples engaged in subsistence fishing.
Callionymus megastomus, the Indian megamouth dragonet, is a species of dragonet native to the Indian Ocean around India.
Callionymus pleurostictus, the blue-spotted ruddertail dragonet, is a species of dragonet native to the Pacific Ocean where it is found from the Ryukyus south to Australia. This species occurs at depths of from 1 to 20 metres. This species grows to a length of 2.3 centimetres (0.91 in) SL.
Callionymus regani, Regan’s deepwater dragonet, is a species of dragonet known only from the Saya de Malha Bank in the Indian Ocean at depths of around 148 metres (486 ft). The specific name honours the British ichthyologist Charles Tate Regan (1878-1943).
The reticulated dragonet is a species of dragonet native to the northeastern Atlantic Ocean and the Mediterranean Sea where it is found at depths of from 0 to 110 metres. This species grows to a length of 11 centimetres (4.3 in) TL. This species has a flattened head and body, the head has a triangular shape with the eyes placed on the top of the head. It has two dorsal fins with the first one being triangular in shape. It has blue spots along the flanks and four saddle-like markings on their backs which have sharply defined outlines. It is similar to the common dragonet but is distinguished by its smaller size and the sharply defined border around the saddle markings on the back.
Risso's dragonet is a species of dragonet native to the Mediterranean Sea as well as the Black Sea and rarely found off of Portugal in the Atlantic Ocean. This species can be found at depths of from 15 to 150 metres. Males of this species grows to a length of 11 centimetres (4.3 in) TL while females reach a length of 6.5 centimetres (2.6 in).
The short-snout sand-dragonet is a species of dragonet native to the eastern Indian Ocean and the western Pacific Ocean where it is found at a depth of around 8 metres (26 ft). It prefers muddy or sandy substrates, preferring areas near river mouths or estuaries. This species grows to a length of 6.5 centimetres (2.6 in) TL. The specific name honours Dirk François Schaap, a Dutch colonial administrator in the Dutch East Indies who lived on Bangka Island, Sumatra, who found this species.
Callionymus semeiophor, the Nusa Tenggara deepwater dragonet, is a species of dragonet native to the Pacific Ocean around Indonesia. This species grows to a length of 11.3 centimetres (4.4 in) SL.
Callionymus simplicicornis, the simple-spined dragonet, is a species of dragonet native to the tropical Pacific Ocean where it is known at depths of around 40 metres (130 ft). This species grows to a length of 5 centimetres (2.0 in) TL.
Callionymus superbus, the proud dragonet or superb dragonet, is a species of dragonet native to the western Pacific Ocean where it occurs down to depths of 25 metres (82 ft). This species grows to a length of 20 centimetres (7.9 in) TL.
Callionymus tenuis, also known as the tiny dragonet, is a small species of fish found in the Indian Ocean around the Maldives. It belongs to the Callionymidae family, which consists of marine fishes commonly known as dragonets. This particular species is known for its small size, with an average length of just 1.8 centimetres (0.71 in) when measured from the tip of its snout to the end of its body.