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Giant freshwater stingray kartun
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Giant freshwater stingray

Urogymnus polylepis
Ne din ho asɛm: The scientific name polylepis comes from the Greek words for 'many' and 'scales'.1
Ɛhia dɔkotaƐntaa nkum, nanso sɛ ɛwɔ wo a, kɔ dɔkota nkyɛn.
Apataa a wɔwɔ bɔre ƐwɔƆdi: Nam
Asiane ma nnipa: Ɛyɛ denSɛ ɛwɔ wo a, kɔ dɔkota nkyɛn. Ɛntaa nkum obi koraa.

The giant freshwater stingray is a large ray that lives in big rivers and estuaries in Southeast Asia and Borneo. It is the widest freshwater fish in the world, and it is now endangered because of fishing and habitat loss. It has a long, whip-like tail with a sharp spine near the base.1

Ɔte
Large rivers and estuaries of Indochina (such as the Mekong and Chao Phraya) and Borneo1
Asia
Fie
It lives on the sandy or muddy bottom of large rivers and their estuaries. It is sometimes found near heavily populated urban areas, and individuals are often seen at the edge of the river.1
Tenten
5 m (16 ft)1
Mu duru
300 kg kɔsi 600 kg (661 lb kɔsi 1323 lb)1
Ntɛm a ɛsen biara
bɛyɛ 30 km/h (19 mph)
Aguare, susuo kɛkɛ
Ɛdi deɛn?
It eats small fishes and invertebrates such as crustaceans and molluscs that live on the bottom. It finds them using electroreceptors, which sense the weak electrical signals of living animals.1
Ampa!Giant freshwater stingray mfonini
Giant freshwater stingray. Mfonini: BEDO (Thailand). CC BY-SA 4.0, iNaturalist.

Sɛdeɛ wobɛhunu no

  • Plain grayish brown on top, often with a yellowish or pinkish tint towards the fin edges1
  • White underside with broad dark bands on the rear edges of the pectoral and pelvic fins1
  • Thin, whip-like tail that is black behind the spine and has no fin folds1
  • Sharply pointed snout that projects beyond the disc1
  • A single serrated stinging spine on the upper tail near its base, up to 38 cm long1

Wɔtaa fa no sɛ: Similar freshwater stingrays in South Asia, Southeast Asia and Australasia were once tentatively grouped with this species. Some of them, such as the Australian Urogymnus dalyensis, are now described as separate species.1

Bɔre ahoɔden

Ɛwɔ

Bɔre fi ne dua ano nsɔe (stinger) mu ba.

Ne bɔre yɛ dɛn?

Its sting is sheathed in toxic mucus. The sting is capable of piercing bone.1

Ne asiane ma nnipa te sɛn?

Asiane ma nnipa: Ɛyɛ denSɛ ɛwɔ wo a, kɔ dɔkota nkyɛn. Ɛntaa nkum obi koraa.

The giant freshwater stingray is not aggressive. Its sting is strong enough to pierce bone and is coated in toxic mucus, so it should be treated with care.1

Sɛ ɛwɔ a

  • Fa kuro no hyɛ nsuo hyew mu, ɛnyɛ hyew sene deɛ onipa no betumi agyina a ɛnhye no (fa wo ankasa wo nsa sɔ hwɛ), simma 30 kɔsi 90. Hwehwɛ dɔkota mmoa, titiriw ma stonefish ne stingray.

Di kan frɛ wo ahohiahia nɔma (112, 000, 911). Yei yɛ mmoa a ɛdi kan ho akwankyerɛ, ɛnyɛ dɔkota afotuo. Mmoa a ɛdi kan ho nsɛm titiriw

Hwɛ wo ho so

  • Mfa wo nsa nka wiram aboa biara, nkyere no na mfa no nni agorɔ, sɛ ɔyɛ ketewa mpo, na sɛ ɛte sɛ ɔrededa anaa wawu mpo a.
  • Ma no kwan. Sɛ wohyia baako a, ma wo bo nnwo, san w'akyi brɛoo na ma ɔnkɔ ne kwan.
  • Sɛ baako wɔ wo a: ma wo bo nnwo, tena dinn, frɛ wo ahohiahia nɔma (112, 000, 911) anaa kɔ ayaresabea ntɛm. Kae sɛdeɛ na ɛte, mfonini bɛboa.

Ɛnhwehwɛ wo sɛ ɛbɛpira wo. Ɛde ne bɔre kyere aduane anaa ɛbɔ ne ho ban, na ɛpɛ sɛ ɛhinta sene biribiara. Nsɛm pii fa ahobammɔ ho

Ne kɛseɛ te sɛn?

Ne tenten te sɛn?

Giant freshwater stingray ne tenten bɛyɛ 5 m (16 ft)Kaa bɛyɛ 4,5 m (15 ft)Bɔs wɔ kuropɔn mu bɛyɛ 12 m (39 ft)

Ne mu duru te sɛn?

ne mu duru te sɛ nkraman 30
ne tenten te sɛ nkraman 5 a wɔde hwene ne dua to ntoatoasoɔ mune tenten te sɛ kwadu 28 a wɔde to ntoatoasoɔ muɛbɛtumi aguare aguare tare kɛseɛ tenten (50 m) wɔ anibu 6 mu

Giant freshwater stingray kɛseɛ te sɛn sɛ wode toto WO ho a?

Akontabuo kɛkɛ wɔ wo browser mu. Wɔnkora hwee, na wɔmfa hwee nkɔ baabiara.

Ne ntɛm te sɛn?

ɛho hia sɛ wohunu

Nsɛm

1

In June 2022, a specimen caught in the Mekong River was reported as the largest strict freshwater fish ever documented, at about 300 kg.1

2

It is the widest freshwater fish in the world, growing up to 2.2 m across.1

3

Its tail spine is up to 38 cm long, the largest of any stingray species.1

4

Pups are nourished in the womb by a milk-like substance called histotroph, or 'uterine milk', made by the mother.1

5

In Cambodia, the average weight of a landed ray fell from 23.2 kg in 1980 to 6.9 kg in 2006.1

Ma bɔre ho animdefoɔ

Nyansahu din
Urogymnus polylepis
Kuo
Apataa a wɔwɔ bɔre
Abusua
Dasyatidae2
Nhyehyɛeɛ (Order)
Myliobatiformes
Asaase akɛseɛ
Asia
Mmofra nketewa
It gives birth to live young. Females have litters of one to four pups, each about 30 cm across at birth.1
Sɛdeɛ ɔte wɔ kwaem
Endangered (IUCN overall); Critically Endangered in Thailand1
Asiane ma nnipa
3 / 5: Ɛyɛ den3

Baabi a nsɛm no fi

  1. Giant freshwater stingray (Wikipedia (CC BY-SA 4.0))
  2. Urogymnus polylepis (iNaturalist): din ne nkyekyɛmu.
  3. Venom Wiki: asiane gyinabea, kɛseɛ a ɛtaa yɛ ne ntɛm susuo no yɛ yɛn ankasa deɛ. Hwɛ sɛdeɛ yɛbu no: Sɛdeɛ yɛkyerɛ asiane gyinabea.

Nsɛm biara a ɛwɔ kratafa yi so wɔ nɔma a ɛkyerɛ ne fibea. Sɛ yɛfom biribi a, kafra, yɛyɛ mmoa ho akɔnnɔfoɔ, ɛnyɛ nyansahu nwoma. Ka kyerɛ yɛn wɔ [email protected] na yɛbɛsiesie.

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Pii fi kuo korɔ no mu: Apataa a wɔwɔ bɔre

Ɔte nso wɔ: Asia

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