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Hardhead catfish

Ariopsis felis
Tungkol sa pangalan: Its common name comes from a hard, bony plate on its head, which runs from between the eyes back towards the dorsal fin.1
Masakit langHuwag hawakanMasakit, pero hindi ka nito lubhang mapipinsala.
Mga makamandag na isda Makamandag na tinikKinakain: Kaunti sa lahat
Panganib sa tao: MasakitTalagang masakit, pero halos hindi kailanman malala.

The hardhead catfish is a sea catfish that lives in shallow coastal waters of the northwest Atlantic and the Gulf of Mexico. It has sharp spines on its fins that can be venomous, so it is one to admire from a distance. Male hardhead catfish also carry their eggs in their mouths until they hatch.1

Nakatira sa
Northwest Atlantic and Gulf of Mexico, from the southeast coast of the United States around the Florida Keys to the Gulf coast1
Karagatang Atlantiko, Golpo ng Mehiko, Dagat Caribe
Home
It is found mostly in near-shore ocean waters, and also in brackish estuaries and river mouths with sandy or muddy bottoms. It only occasionally enters fresh water. In winter it moves from shallower to deeper water.1
Haba
25 cm hanggang 70 cm (9.8 in hanggang 2.3 ft)1
Timbang
5.5 kg (12 lb)1
Pinakamataas na bilis
mga 6 km/h (3.7 mph)
Paglangoy, tantiya lang
Ano ang kinakain nito?
It eats a wide range of food, including algae, seagrasses, crabs, shrimp, sea cucumbers, worms and small fish. It hunts on mud and sand flats, using its barbels to find prey in murky water. Younger fish eat small crustaceans, while adults mainly eat larger fish.1
Totoo!Litrato ng Hardhead catfish
Hardhead catfish. Litrato: Edgar R. Waite. Public domain, Wikimedia Commons.

Paano ito makikilala

  • Often dirty grey on top with white underneath.1
  • Four barbels (whisker-like feelers) under the chin and two more at the corners of the mouth.1
  • A hard, bony plate between the eyes and the dorsal fin.1
  • Sharp, barbed, slime-covered spines on the dorsal and pectoral fins. The dorsal spine stands upright when the fish is excited.1
  • Typically 25 to 30 cm long, and elongated in shape.1

Madalas mapagkamalang: The gafftopsail catfish looks very similar. The difference is that its dorsal and pectoral spines have a fleshy extension, like the fore-and-aft topsail of a ship.1

Lakas ng kamandag

Makamandag na tinik

May dalang kamandag ang matatalim na tinik. Masakit kapag naapakan o nahawakan ito.

Gaano ito kapanganib sa tao?

Panganib sa tao: MasakitTalagang masakit, pero halos hindi kailanman malala.

No bite or death figures are given. Anglers generally avoid catching it because of the risk from handling the fish and its spines, and because its flesh tastes fishy compared with popular game fish.1

Ano ang ginagawa nito kapag natatakot?

When it feels threatened or excited, its dorsal spine stands upright, and its sharp, slime-covered spines are its main defence.1

Kung matusok ka ng mga tinik nito

  • Ilubog ang sugat sa mainit na tubig, kasing-init ng kayang tiisin ng tao nang hindi napapaso (subukan muna gamit ang sarili mong kamay), sa loob ng 30 hanggang 90 minuto. Kumuha ng tulong medikal, lalo na para sa stonefish at pagi.

Laging tawagan muna ang numero pang-emergency (112, 000, 911). Ito ay pangkalahatang gabay sa pangunang lunas, hindi payong medikal. Mga batayan ng pangunang lunas

Mag-ingat

  • Huwag kailanman hawakan, hulihin o asarin ang ligaw na hayop, kahit maliit, at kahit mukha itong tulog o patay.
  • Bigyan ito ng espasyo. Kung makasalubong ka ng isa, manatiling kalmado, dahan-dahang umatras at hayaan itong umalis.
  • Kung matusok ka ng mga tinik nito: manatiling kalmado, huwag gumalaw, tawagan ang numero pang-emergency (112, 000, 911) o pumunta agad sa ospital. Tandaan ang itsura nito, makakatulong ang litrato.

Hindi ka nito hinahabol. Ginagamit nito ang kamandag para manghuli ng pagkain o ipagtanggol ang sarili, at mas gusto pa nitong magtago. Higit pa tungkol sa pag-iingat

Gaano ito kalaki?

Gaano ito kahaba?

Hardhead catfish mga 70 cm ang haba (2.3 ft)Isang pusang bahay mga 50 cm (1.6 ft)Isang aso mga 1 m (3.3 ft)

Gaano ito kabigat?

kasimbigat ng 1.5 pusang bahay
kasinghaba ng 4 saging na magkakadugtonghalos kasimbigat ng pusang bahaykayang languyin ang haba ng malaking swimming pool (50 m) sa loob ng 30 segundo

Gaano kalaki si Hardhead catfish kumpara sa IYO?

Math lang sa browser mo. Walang sine-save o ipinapadala kahit saan.

Gaano ito kabilis?

magandang malaman

Mga fact

1

Male hardhead catfish are paternal mouthbrooders: they keep the eggs and young in their mouths, and do not feed while doing so.1

2

Some researchers suggest they may use low-frequency sounds to detect and avoid close obstacles, which is an unusual ability for a fish.1

3

They can make sounds by vibrating thin bones near the swim bladder, and by grinding their throat teeth or rubbing their pectoral spines. These sounds appear to be a fright response.1

4

Hardhead catfish respond to chemical alarm signals released by injured members of their own species, with their activity increasing right after the signal. They are the first marine catfish found to show this type of alarm reaction.1

5

They can live for over 24 years.1

Para sa mga eksperto sa kamandag

Pangalang siyentipiko
Ariopsis felis
Grupo
Mga makamandag na isda
Pamilya
Ariidae2
Ayos
Siluriformes
Mga kontinente
Karagatang Atlantiko, Golpo ng Mehiko, Dagat Caribe, Ang mga karagatan
Mga sanggol
The male carries the eggs in his mouth until they hatch, which takes roughly 8 to 11 weeks in total. Females have 20 to 65 eggs per spawning.1
Haba ng buhay
mga 24 taon1
Panganib sa tao
2 / 5: Masakit3

Saan galing ang mga fact

  1. Hardhead catfish (Wikipedia (CC BY-SA 4.0))
  2. Ariopsis felis (iNaturalist): mga pangalan at klasipikasyon.
  3. Venom Wiki: sarili naming tantiya ang antas ng panganib, karaniwang laki at hula sa bilis. Tingnan kung paano namin ito kinukuwenta: Paano namin sinusukat ang panganib.

Bawat fact sa pahinang ito ay may numerong tumuturo sa pinagmulan nito. Kung may mali kami, pasensya na, mahilig lang kami sa hayop, hindi kami science journal. Sabihin sa amin sa [email protected] at aayusin namin.

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