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Igishushanyo cya Smooth freshwater stingray
No. 1256 kuri 1 402

Smooth freshwater stingray

Fontitrygon garouaensis
Ibyerekeye izina: The species name garouaensis refers to Garoua, a city in Cameroon where the first known specimen was caught.1
Irababaza gusaIrababaza, ariko ntizakugirira nabi bikomeye.
Amafi afite ubumara Itera uruboriIrya: Udukoko
Akaga ku bantu: IrababazaIshobora kubabaza cyane, ariko hafi ya buri gihe nta kibazo gikomeye biteza.

The Niger stingray is a flat, freshwater fish related to sea stingrays. It lives in a few large rivers in Nigeria and Cameroon in West Africa. Its long tail has a stinging spine that can cause a painful wound.1

Iba muri
Rivers in Nigeria and Cameroon, in West Africa1
Afurika
Ahabanza
It lives only in fresh water, in the Benue and lower Niger rivers, the lower Sanaga River and the Cross River. Waders in these rivers can be injured by its tail spine.1
Uburebure
40 cm (1,3 ft)1
Umuvuduko wo hejuru
hafi 15 km/h (9,3 mph)
Koga, ikigereranyo cy'ugereranyije
Irya iki?
It feeds almost entirely on the aquatic young of mayflies, stoneflies and caddisflies, and only rarely on true flies.1

Uko wayimenya

  • Nearly circular, flat body disk, about as wide as it is long1
  • Mostly smooth skin, with a small patch of tiny bumps at the centre of the back or none at all1
  • Plain brown or grey on top, paler towards the edge of the disk1
  • White underneath, with white-edged fins1
  • Whip-like tail with one or more stinging spines, grows to about 40 cm wide1

Imbaraga z'ubumara

Itera urubori

Ubumara busohokera mu rubori.

Iteje akaga kangana iki ku bantu?

Akaga ku bantu: IrababazaIshobora kubabaza cyane, ariko hafi ya buri gihe nta kibazo gikomeye biteza.

The tail spine can inflict a painful wound and is potentially injurious to people wading in its rivers.1

Niba itera urubori

  • Shyira igikomere mu mazi ashyushye, ashyushye uko umuntu abyihanganira atiriwe ashya (bigerageze ukoresheje ukuboko kwawe), mu gihe cy'iminota 30 kugeza kuri 90. Shaka ubufasha bwa muganga, cyane cyane ku bya stonefish na stingray.

Buri gihe banza uhamagare nimero y'ubutabazi (112, 000, 911). Izi ni inama rusange z'ubutabazi bw'ibanze, si inama za muganga. Ibanze by'ubutabazi bw'ibanze

Irinde akaga

  • Ntuzigere ukora, ufata cyangwa ushotora inyamaswa yo mu gasozi, nubwo yaba ntoya, kandi nubwo yasa n'isinziriye cyangwa yapfuye.
  • Yihe umwanya. Niba uhuye n'imwe, tuza, usubire inyuma buhoro buhoro kandi uyireke yigendere.
  • Niba imwe igutereye urubori: tuza, ntunyeganyege, hamagara nimero y'ubutabazi (112, 000, 911) cyangwa ujye ku bitaro vuba. Ibuka uko yasaga, ifoto irafasha.

Ntigushakisha ngo ikugirire nabi. Ikoresha ubumara bwayo kugira ngo ifate ibyo kurya cyangwa yirinde, kandi ikunda cyane kwihisha. Ibindi ku kwirinda

Ingana gute?

Ireshya ite?

Smooth freshwater stingray ireshya hafi 40 cm (1,3 ft)Umuneke hafi 18 cm (7,1 in)Injangwe yo mu rugo hafi 50 cm (1,6 ft)
ireshya n'imineke 2 ikurikiranyeireshya n'ibice 12 by'ibikinisho byo kubaka biri ku murongoyakoga uburebure bw'ikidendezi kinini (metero 50) mu masegonda 12

Smooth freshwater stingray ingana ite ugereranyije NAWE?

Ni imibare gusa ikorerwa muri mudasobwa yawe. Nta kintu kibikwa cyangwa cyoherezwa ahandi.

Yihuta gute?

bikwiye kumenywa

Ibintu by'ukuri

1

Local Hausa people call it kunaman ruwa, which means water scorpion.1

2

It is one of only two freshwater stingrays in Africa.1

3

Its electrical sense organs are smaller and simpler than those of sea stingrays, which suits life in fresh water.1

4

It is caught by accident and sold fresh or smoked as food.1

5

Males may live up to five years and females up to seven years.1

Ku bahanga mu by'ubumara

Izina rya siyansi
Fontitrygon garouaensis
Itsinda
Amafi afite ubumara
Umuryango
Dasyatidae2
Itsinda rinini (order)
Myliobatiformes
Imigabane
Afurika
Abana bato
It is ovoviviparous, meaning the eggs develop inside the mother and the young are born live.1
Igihe ibaho
hafi imyaka 71
Uko imeze mu gasozi
Critically Endangered1
Akaga ku bantu
2 / 5: Irababaza3

Aho ibintu bivugwa bituruka

  1. Niger stingray (Wikipedia (CC BY-SA 4.0))
  2. Fontitrygon garouaensis (iNaturalist): amazina n'ibyiciro.
  3. Venom Wiki: urwego rw'akaga, ingano isanzwe n'ikigereranyo cy'umuvuduko ni ibyacu bwite. Reba uko tubibara: Uko tugena akaga.

Buri kintu kivugwa kuri iyi paji gifite nimero yerekana aho cyavuye. Niba twibeshye, tubabarire, turi abakunzi b'inyamaswa, ntituri ikinyamakuru cya siyansi. Tubwire kuri [email protected] tuzabikosora.

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Izindi zo mu itsinda rimwe: Amafi afite ubumara

Iba kandi muri: Afurika

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