Venom Wiki
Gambar kartun Spiny dogfish
No. 1259 dari 1 402

Spiny dogfish

Squalus acanthias
Tentang namanya: The species name acanthias refers to the shark's two spines.1
Hanya sakitJangan sentuhSakit, tetapi tidak akan melukaimu dengan serius.
Ikan berbisa Duri berbisaMakan: Daging
Bahaya bagi manusia: MenyakitkanBisa sangat sakit, tetapi hampir tidak pernah serius.

The spiny dogfish is a small, well-known shark with a sharp spine in front of each of its two back fins. It lives in shallow and offshore waters in most parts of the world, especially cooler seas, and it is hunted heavily for food. Its spines are its main form of defence.1

Hidup di
Shallow and offshore waters in most parts of the world, especially temperate seas; the northern Pacific population is now a separate species, the Pacific spiny dogfish1
Samudra Atlantik, Samudra Pasifik, Samudra Hindia, Laut Tengah, Samudra Selatan, Samudra Arktik, Antarktika, Laut Utara
Beranda
It lives in shallow waters and further offshore, and is described as bottom-dwelling. It is commonly found at depths of about 50 to 149 m, and has been found deeper than 700 m. Commercial fishing brings it to fish markets, fish and chip shops and restaurants.1
Panjang
60 cm sampai 84 cm (2 ft sampai 2,8 ft)1
Kecepatan tertinggi
sekitar 20 km/jam (12 mph)
Berenang, perkiraan kasar
Apa makanannya?
It eats squid, fish, crab, jellyfish, sea cucumber, shrimp and other invertebrates. It hunts in packs that can number into the thousands and is described as an aggressive hunter.1
Beneran!Foto Spiny dogfish
Spiny dogfish. Foto: Ecomare/Salko de Wolf. CC BY-SA 4.0, iNaturalist.

Cara mengenalinya

  • Two spines, one in front of each dorsal (back) fin.1
  • No anal fin on the underside.1
  • White spots along its back.1
  • Greyish brown on both sexes, with countershading (darker on top, paler underneath).1
  • Asymmetrical tail lobes, forming a heterocercal tail (the upper lobe is larger).1

Sering tertukar dengan: Several shark species share the names dogfish, spurdog and piked dogfish. Spiny dogfish are told apart by having two spines, one in front of each dorsal fin, and no anal fin.1

Kekuatan bisa

Duri berbisa

Duri tajam membawa bisa. Menginjak atau memegangnya terasa sakit.

Apa efek bisanya?

Its dorsal spines secrete a mild venom. The spines are driven into an attacker when the shark arches its back.1

Seberapa berbahaya bagi manusia?

Bahaya bagi manusia: MenyakitkanBisa sangat sakit, tetapi hampir tidak pernah serius.

Apa yang dilakukannya saat takut?

If it is caught, it arches its back to pierce its captor with the spines near its dorsal fins.1

Jika durinya menusukmu

  • Rendam luka dalam air panas, sepanas yang masih bisa ditahan tanpa melepuh (coba dulu dengan tanganmu sendiri), selama 30 sampai 90 menit. Cari bantuan medis, terutama untuk ikan batu dan ikan pari.

Selalu hubungi nomor darurat dulu (112, 000, 911). Ini panduan pertolongan pertama umum, bukan nasihat medis. Dasar-dasar pertolongan pertama

Tetap aman

  • Jangan pernah menyentuh, menangkap, atau mengganggu hewan liar, walaupun kecil, dan walaupun tampak tidur atau mati.
  • Beri ia ruang. Jika bertemu, tetap tenang, mundur perlahan, dan biarkan ia pergi.
  • Jika durinya menusukmu: tetap tenang, jangan bergerak, hubungi nomor darurat (112, 000, 911) atau segera ke rumah sakit. Ingat seperti apa rupanya, foto sangat membantu.

Ia tidak mengincarmu. Ia memakai bisanya untuk menangkap makanan atau melindungi diri, dan ia jauh lebih suka bersembunyi. Lebih lanjut tentang tetap aman

Seberapa besar dia?

Seberapa panjang dia?

Spiny dogfish panjangnya sekitar 84 cm (2,8 ft)Kucing peliharaan sekitar 50 cm (1,6 ft)Anjing sekitar 1 m (3,3 ft)
sepanjang 1,5 kucing peliharaan dari hidung ke ekorsepanjang 5 pisang yang dijajarkanbisa berenang sepanjang kolam renang besar (50 m) dalam 9 detik

Seberapa besar Spiny dogfish dibandingkan KAMU?

Hanya hitungan di browsermu. Tidak ada yang disimpan atau dikirim ke mana pun.

Seberapa cepat dia?

layak diketahui

Fakta

1

Dogfish sharks have one of the longest pregnancies of any organism, lasting around 18 to 24 months.1

2

Spiny dogfish hunt in packs that can range up into the thousands.1

3

In England, dogfish are sold in fish and chip shops as 'huss', and used to be sold as 'rock salmon' until that term was outlawed.1

4

Spiny dogfish are popular dissection specimens in high schools and universities because they are easy to get and have small, cartilaginous skulls.1

5

Squalus acanthias fossils from the Miocene of Denmark and the Netherlands date from about 11 million years ago.1

6

Males are identified by a pair of modified pelvic fins called claspers, which they use to transfer sperm to the female.1

Pembongkar mitos

Mitos: All animals called dogfish or spurdog are the same species.

Faktanya: These common names can apply to several species. Spiny dogfish are identified by their two spines, one in front of each dorsal fin, and by having no anal fin.1

Untuk ahli bisa

Nama ilmiah
Squalus acanthias
Kelompok
Ikan berbisa
Keluarga
Squalidae2
Urutan
Squaliformes
Benua
Samudra Atlantik, Samudra Pasifik, Samudra Hindia, Laut Tengah, Samudra Selatan, Samudra Arktik, Antarktika, Laut Utara, Samudra
Anak
The eggs develop inside the mother and the pups are born alive, with about 5 to 6 in each litter; gestation can last from around 18 to 24 months, one of the longest of any organism.1
Bagaimana keadaannya di alam liar
Vulnerable globally; Critically endangered in the Northeast Atlantic1
Bahaya bagi manusia
2 / 5: Menyakitkan3

Dari mana faktanya berasal

  1. Spiny dogfish (Wikipedia (CC BY-SA 4.0))
  2. Squalus acanthias (iNaturalist): nama dan klasifikasi.
  3. Venom Wiki: tingkat bahaya, ukuran umum, dan perkiraan kecepatan adalah buatan kami. Lihat cara kami menghitungnya: Cara kami menilai bahaya.

Setiap fakta di halaman ini punya nomor yang menunjuk ke sumbernya. Kalau kami salah, maaf ya, kami penggemar hewan, bukan jurnal ilmiah. Beri tahu kami di [email protected] dan kami akan memperbaikinya.

Kalajengkingnya lapar! Venom Wiki adalah proyek satu orang: gratis, tanpa iklan, dan tanpa pelacak. Tip kecil membantu menjaganya tetap online.Beri makan kalajengking

Lainnya dari kelompok yang sama: Ikan berbisa

Juga hidup di: Samudra Atlantik

Beri makan kalajengkingkotak tip, agar tetap gratis