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Chithunzi chojambula cha Mangrove horseshoe crab
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Mangrove horseshoe crab

Carcinoscorpius rotundicauda
Za dzinali: It is named after mangrove swamps, where it lives. The other name, round-tailed horseshoe crab, refers to its tail, which is rounded in cross section.1
Ingathe kuphaIngathe kupha ngati palibe chithandizo. Munthu akaidya, peza thandizo mwachangu.
Nyama zina za poizoni Ya poizoni ikadyedwaImadya: NyamaYa poizoni, si yaululu
Ngozi kwa anthu: Yoopsa kwambiriIngathe kupha munthu amene sanalandire chithandizo.

The mangrove horseshoe crab is a sea creature with a hard shell and a long spiky tail. It lives in warm, shallow, muddy coastal waters in South and Southeast Asia. Its flesh contains a deadly poison, so it is important to know it apart from a safe relative.1

Ya poizoni kapena yaululu? Nyama zaululu zimabaya ululu poluma kapena polasa. Nyama za poizoni ndi zoopsa kuzikhudza kapena kuzidya. Iyi ndi ya poizoni.
Imakhala ku
Tropical and brackish waters of India, Bangladesh and Southeast Asia. It may also occur in Sri Lanka, Myanmar and the Philippines.1
Nyanja ya Indian, Nyanja ya Pacific, Nyanja ya South China, Nyanja ya Andaman, Nyanja ya Bengal
Kunyumba
It lives in shallow waters with soft, sandy bottoms or extensive mud flats, especially brackish, swampy areas such as mangroves. It spends most of its life close to or on the bottom. People meet it when fishermen collect it for food in Southeast Asia.1
Kutalika
28 cm mpaka 40 cm (11 in mpaka 1,3 ft)1
Liwiro lapamwamba
pafupifupi 0,5 km/h (0,31 mph)
Kusambira, kuyerekeza chabe
Imadya chiyani?
It is a selective feeder on the bottom, eating mainly insect larvae, small fish, small crabs and thin-shelled bivalves. It has no jaws, so it grinds food with bristles on its legs and passes it to its mouth with its small front pincers.1
Zoona!Chithunzi cha Mangrove horseshoe crab
Mangrove horseshoe crab. Chithunzi: Amada44. CC BY 3.0, Wikimedia Commons.

Mmene ungaizindikirire

  • It is the smallest of the four living horseshoe crab species.1
  • Its tail has a rounded cross section. In the other species the tail is essentially triangular.1
  • Females are larger than males. Females are typically about 30.5 to 31.5 cm long including the tail.1
  • Adults have a large dome-shaped front shell, a smaller rear shell with spines on its edge, and a spike-like tail.1

Nthawi zambiri imasokonezedwa ndi: It is often confused with Tachypleus gigas, which is harmless to eat. The mangrove horseshoe crab has a rounded tail, while T. gigas has a triangular one. Tachypleus tridentatus can live in the same habitat.1

Mphamvu ya poizoni

Ya poizoni ikadyedwa

Ndi yoopsa pokhapokha chinachake chitaidya.

Poizoni wake umachita chiyani?

Its flesh contains tetrodotoxin (TTX), a poison that is lethal. This is a poison in the food, not a venom from a bite or sting.1

Ndi yoopsa bwanji kwa anthu?

Ngozi kwa anthu: Yoopsa kwambiriIngathe kupha munthu amene sanalandire chithandizo.

Several cases of food poisoning have happened after people ate this crab, and some of these cases were fatal. These cases usually occur when the crab is mistaken for the harmless T. gigas.1

Ngati munthu waikhudza kapena waidya

  • Ngati munthu waidya kapena ali ndi zizindikiro ataidya: imbira nambala yadzidzidzi kapena malo othandiza pa za poizoni (poison centre) nthawi yomweyo.

Nthawi zonse yamba wayimbira nambala yadzidzidzi (112, 000, 911). Awa ndi malangizo wamba a chithandizo choyamba, osati malangizo a dokotala. Zoyambira za chithandizo choyamba

Khala wotetezeka

  • Usakhudze, kugwira kapena kuseweretsa nyama yakuthengo, ngakhale yaing'ono, ndipo ngakhale ikuoneka ngati yagona kapena yafa.
  • Ipatse malo. Ukakumana nayo, khala chete, bwerera m'mbuyo pang'onopang'ono ndipo uilole ipite njira yake.
  • Ngati unaikhudza kapena kuidya: usasisite maso kapena pakamwa, sambitsa m'manja ndipo peza thandizo la dokotala.

Sikufuna kukuvulaza. Poizoni wake ulipo kuti pasapezeke choidya. Zambiri za kukhala wotetezeka

Ndi yaikulu bwanji?

Ndi yaitali bwanji?

Mangrove horseshoe crab yaitali pafupifupi 40 cm (1,3 ft)Nthochi pafupifupi 18 cm (7,1 in)Mphaka wapakhomo pafupifupi 50 cm (1,6 ft)
yaitali ngati nthochi 2 zoyalidwa motsatizanayaitali ngati zidutswa zomangira zoseweretsa 12 pamzere

Mangrove horseshoe crab ndi yaikulu bwanji poyerekeza ndi IWE?

Ndi masamu chabe mu msakatuli wako. Palibe chomwe chimasungidwa kapena kutumizidwa kwina.

Imathamanga bwanji?

zoyenera kudziwa

Mfundo

1

Its flesh contains a lethal poison, but its roe is a prized delicacy in Thailand, where it is served in a salad called yam khai maeng da.1

2

Horseshoe crabs have remained almost unchanged in shape and size for millions of years, and their fossils over 400 million years old look almost identical to living ones.1

3

Juveniles grow about 33% bigger each time they moult, taking about five moults to grow from 2 cm to adult size.1

4

Males cling to the backs of females for long periods before the eggs are laid, and it is thought that this species is monogamous.1

5

Horseshoe crabs have two compound eyes, which are mainly used to find a mate.1

Kuthetsa nthano zabodza

Nthano yabodza: All horseshoe crabs are safe to eat.

Zoona: The mangrove horseshoe crab is not safe. Its flesh contains lethal tetrodotoxin, unlike T. gigas, which is harmless to eat.1

Za akatswiri a ululu

Dzina la sayansi
Carcinoscorpius rotundicauda
Gulu
Nyama zina za poizoni
Banja
Limulidae2
Dongosolo
Xiphosurida
Makontinenti
Nyanja ya Indian, Nyanja ya Pacific, Nyanja ya South China, Nyanja ya Andaman, Nyanja ya Bengal, Nyanja zikuluzikulu
Ana akhanda
Females lay about 3500 eggs in a hole dug in the sand or mud, and the male fertilises them. The large eggs hatch after a couple of weeks into miniature versions of the adults.1
Ngozi kwa anthu
4 / 5: Yoopsa kwambiri3

Kumene mfundo zimachokera

  1. Mangrove horseshoe crab (Wikipedia (CC BY-SA 4.0))
  2. Carcinoscorpius rotundicauda (iNaturalist): mayina ndi magulu a sayansi.
  3. Venom Wiki: mlingo wa ngozi, kukula wamba ndi kuyerekeza kwa liwiro ndi zathu. Ona mmene timazipezera: Mmene timayezera ngozi.

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Zina za gulu lomwelo: Nyama zina za poizoni

Imakhalanso ku: Nyanja ya Indian

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