Dabbobin ruwa masu haɗari

Mawallafi: John Stephens
Ranar Halitta: 21 Janairu 2021
Sabuntawa: 29 Yuni 2024
Anonim
MASOYA Ayau
Video: MASOYA Ayau

Wadatacce

Kashi 71% na duniya an kafa ta ne ta cikin teku kuma akwai irin wannan adadi na dabbobin ruwa wanda ba a san kowane nau'in ba. Koyaya, hauhawar yanayin zafin ruwa, gurɓacewar tekuna da farauta suna yin barazana ga yanayin rayuwar teku kuma dabbobi da yawa suna cikin haɗarin ɓacewa, gami da nau'in da ba za mu taɓa sani ba.

Son kai da son ɗan adam da kuma kulawar da muke bi da duniyarmu yana haifar da ƙara rinjayar yawan mutanen ruwa.

A PeritoAnimal muna nuna muku misalai da yawa na dabbobin ruwa masu haɗari, amma wannan kawai samfurin babban cutarwa ce da ake yi wa rayuwar teku.


hawksbill kunkuru

Wannan nau'in kunkuru, wanda ya samo asali daga yankuna na wurare masu zafi da na wurare masu zafi, yana ɗaya daga cikin dabbobin ruwa waɗanda ke cikin haɗarin ɓarna. a cikin karni na ƙarshe yawanta ya ragu da fiye da 80%. Wannan musamman saboda farauta ne, saboda carapace ya shahara sosai don dalilai na ado.

Kodayake akwai haramtacciyar haramci kan cinikin bawo na kunkuru na hawksbill don hana gaba daya lalacewar waɗannan kunkuru, kasuwar baƙar fata na ci gaba da amfani da siye da siyar da wannan kayan zuwa iyakokin da ba a so.

marine vaquita

Wannan ƙaramin mai jin kunya yana rayuwa ne kawai a wani yanki tsakanin Babban Tekun California da Tekun Cortes. Yana cikin dangin cetaceans da ake kira Phocoenidae kuma a cikin su, marine vaquita shine kadai ke rayuwa cikin ruwan dumi.


Wannan shine ɗayan dabbobin ruwa a ciki hatsarin halakarwa na kusa, tunda a halin yanzu ƙasa da kwafi 60 ne suka rage. Babban bacewarsa ya samo asali ne sakamakon gurɓacewar ruwa da kamun kifi, domin, duk da cewa waɗannan sune makasudin kamun kifi, amma sun makale cikin taruna da raga da ake amfani da su don kamun kifi a wannan yankin. Hukumomin kamun kifi da gwamnatoci ba su cimma wata yarjejeniya ta hana irin wannan kamun kifin ba, wanda hakan ke haifar da raguwar yawan jiragen ruwa na ruwa a kowace shekara.

Kunkuru na fata

tsakanin nau'in kunkuru na teku da ke wanzu, wannan yana zaune a tekun Pacific, shine mafi girma daga dukkan kunkuru da ke wanzu a yau kuma, ƙari, yana ɗaya daga cikin tsofaffi. Duk da haka. a cikin 'yan shekarun da suka gabata ta yi nasarar sanya kanta a tsakanin dabbobin ruwa cikin hadarin bacewa. Yana, a zahiri, yana cikin haɗari mai haɗari saboda dalili guda ɗaya na vaquita na ruwa, kamun kifi mara sarrafawa.


Bluefin tuna

Tuna yana daya daga cikinsu saman kifaye a kasuwa godiya ga naman sa. Sosai, cewa yawan kamun kifi da aka yi masa ya sa yawan jama'arta ya ragu 85%. Bluefin tuna, wanda ke fitowa daga Bahar Rum da gabashin Atlantika, yana gab da lalacewa saboda yawan amfani da shi. Duk da ƙoƙarin daina, kamun kifi na ci gaba da samun ƙima mai yawa, kuma yawancin sa haramun ne.

Blue Whale

Babbar dabba a duniya kuma ba ta tsira daga kasancewa cikin jerin dabbobin ruwa da ke cikin hatsarin bacewa. Babban dalilin, kuma, shine farautar da ba a sarrafa ta. Masu kamun kifi na Whale suna jin daɗin komai, lokacin da muka faɗi komai shine komai, har ma da gashin kansu.

An yi amfani da whale tun daga lokacin mai da nama, wanda ake yin sabulai ko kyandir, har gemu, wanda ake yin goge -goge, da naku naman sa ana cinsa sosai a wasu ƙasashe na duniya. Akwai wasu dalilan da ya sa yawan jama'arta zai yi tasiri sosai, kamar gurɓataccen yanayi ko gurɓata muhalli, wanda ke shafar yanayin halittar waɗannan dabbobin.

Duba kuma labarin Labarin Kwararrun Dabbobi na gaba inda muke nuna muku dabbobi 10 da ke cikin haɗari a duniya.