Venom Wiki
Greater weever multfilm rasmi
№ 1206 / 1 402

Greater weever

Trachinus draco
Nomi haqida: The word "weever" is thought to come from the Anglo-Saxon word "wivre", meaning "viper".1
Shifokor kerakTegmaKamdan-kam halokatli, lekin tikanlari senga sanchilsa, shifokorga bor.
Zaharli baliqlar Zaharli tikanlarOvqati: Goʻsht
Odamlar uchun xavf: JiddiyTikanlari senga sanchilsa, shifokorga bor. Oʻlim holatlari juda kam.

The greater weever is a small sea fish that buries itself in shallow sand along the eastern Atlantic coast and in the Mediterranean and Black Seas. Its spines carry a venom that causes intense pain, so it is one of the most dangerous fishes in the Mediterranean for swimmers.1

Yashash joyi
Eastern Atlantic from Norway to Morocco, plus the Mediterranean, Aegean and Black Seas1
Atlantika okeani, Oʻrta yer dengizi, Shimoliy dengiz
Bosh sahifa
It lives in water from shallow depths down to 150 m, mostly over muddy or sandy sea floors. In shallow water it hides in fine sand, where bathers may step on it or fall onto it, especially in summer.1
Uzunlik
9,5 cm dan 40 cm gacha (3,7 in dan 1,3 ft gacha)1
Vazn
5,3 g dan 1,7 kg gacha (0,2 oz dan 3,8 lb gacha)1
Eng yuqori tezlik
taxminan 6 km/soat (3,7 mil/soat)
Suzish, taxminiy
Nima yeydi?
It is an ambush predator that waits buried in sand during the day, with only its eyes and the tip of its dorsal fin showing. It attacks prey that come close in a swift, sudden movement, mainly small fish, decapods and mysids.1
Rostdan!Greater weever surati
Greater weever. Surat: Tomasz Sienicki [user: tsca, mail: tomasz.sienicki at gmail.com]. CC BY 1.0, Wikimedia Commons.

Uni qanday tanish mumkin

  • Elongated, flattened body with a mouth that points upwards and a lower jaw longer than the upper jaw1
  • Large, flat head with the eyes sitting almost on top of it1
  • Greenish brown colour with several dark marks on the upper side of the head1
  • Yellowish brown flanks with bright blue and yellow broken stripes, plus oblique black stripes along the sides that look tiger-like1
  • Venomous spines on the first dorsal fin and on each gill cover1

Zahar quvvati

Zaharli tikanlar

Oʻtkir tikanlar zahar tashiydi. Ustiga bosish yoki ushlash ogʻritadi.

Uning zahari (chaqsa yoki nish ursa) nima qiladi?

The venom contains a large protein called Dracotoxin, which can be lethal in high enough doses. It damages cell membranes, and the sting is followed by a short period of tissue changes around the wound. The best-known effect is excruciating pain that begins shortly after the sting and can last from a few hours to days.1

Odamlar uchun qanchalik xavfli?

Odamlar uchun xavf: JiddiyTikanlari senga sanchilsa, shifokorga bor. Oʻlim holatlari juda kam.

The most common incident happens when a bather steps, jumps or falls onto a buried greater weever in shallow water, especially in summer. Fishermen handling fish caught in nets are also at risk. The pain can reach 10 out of 10 on the numeric rating scale, and some stings have caused pain for months, though this is rare. Reported fatal accidents exist, but these are widely believed to be due to secondary infections and sepsis rather than the toxin itself.1

Agar tikanlari senga sanchilsa

  • Yarani issiq suvga sol, odam kuymasdan chiday oladigan darajada issiq boʻlsin (oʻz qoʻling bilan tekshir), 30 daqiqadan 90 daqiqagacha. Tibbiy yordam ol, ayniqsa tosh baliq va nishli skatda.

Har doim avval favqulodda yordam raqamiga qoʻngʻiroq qil (112, 000, 911). Bu birinchi yordam boʻyicha umumiy maslahat, tibbiy maslahat emas. Birinchi yordam asoslari

Xavfsiz boʻl

  • Hech qachon yovvoyi hayvonga tegma, uni tutma yoki jigʻiga tegma, hatto kichkina boʻlsa ham va hatto uxlayotgan yoki oʻlik koʻrinsa ham.
  • Unga joy ber. Agar duch kelsang, xotirjam boʻl, sekin orqaga chekin va uni oʻz yoʻliga ketishiga qoʻy.
  • Agar tikanlari senga sanchilsa: xotirjam boʻl, qimirlamay tur, favqulodda yordam raqamiga qoʻngʻiroq qil (112, 000, 911) yoki tezda kasalxonaga yet. U qanday koʻrinishda ekanini eslab qol, surat yordam beradi.

U seni ovlamoqchi emas. Zaharini ovqat tutish yoki oʻzini himoya qilish uchun ishlatadi va yashirinishni ancha afzal koʻradi. Xavfsiz qolish haqida batafsil

U qanchalik katta?

U qanchalik uzun?

Greater weever taxminan 40 cm uzunlikda (1,3 ft)Banan taxminan 18 cm (7,1 in)Uy mushugi taxminan 50 cm (1,6 ft)

U qanchalik ogʻir?

14 ta banandek ogʻir
qator terilgan 12 ta oʻyinchoq gʻishtdek uzunkatta basseyn uzunligini (50 m) 30 soniyada suzib oʻtishi mumkin

Greater weever SEN bilan solishtirganda qanchalik katta?

Faqat brauzeringdagi hisob-kitob. Hech narsa saqlanmaydi va hech qayerga yuborilmaydi.

U qanchalik tez?

bilish foydali

Faktlar

1

Its venom glands sit in the skin, and the sting works through a groove along each spine that carries the venom into the wound.1

2

It is classed as one of the most venomous fishes in the Mediterranean.1

3

The record weight is 1.74 kg, for a specimen caught off La Gomera in the Canary Islands in 2005.1

4

Its diet changes with size: small mysids are the most common prey for fish under 20 cm, while cephalopods and fish make up a bigger share of the diet in larger fish.1

Afsonalarni fosh qiluvchi

Afsona: A weever sting is often thought to be fatal because of the venom itself.

Haqiqat: Reported fatal accidents are widely believed to be caused by secondary infections and sepsis rather than the toxin itself.1

Zahar mutaxassislari uchun

Ilmiy nomi
Trachinus draco
Guruh
Zaharli baliqlar
Oila
Trachinidae2
Tartib
Perciformes
Qitʼalar
Atlantika okeani, Oʻrta yer dengizi, Shimoliy dengiz, Okeanlar
Chaqaloqlar
It is egg-laying and releases its eggs into open water, where each egg is 4.8–6.8 mm across and hatches after about three months. It is not known to provide any parental care.1
Odamlar uchun xavf
3 / 5: Jiddiy3

Faktlar qayerdan olingan

  1. Greater weever (Wikipedia (CC BY-SA 4.0))
  2. Trachinus draco (iNaturalist): nomlar va tasnif.
  3. Venom Wiki: xavf darajasi, odatiy oʻlcham va taxminiy tezlik bizning oʻz baholarimiz. Ularni qanday hisoblashimizni koʻr: Xavfni qanday baholaymiz.

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