Wane irin kifi ci? Predatory lake kifi. tẽku predatory kifi

Kifi - shi ne mai superclass na cikin ruwa vertabrate. Suna halin gill numfashi. Su ne na kowa a duka sabo ne da kuma gishiri ruwa. a dutsen qarqashinsu, kuma a cikin zurfin teku daruna. Wadannan halittu taka rawar a da yawa na cikin ruwa kunsa, kuma suna da tattalin arziki muhimmanci ga mutane. Irin wannan shi ne taƙaitaccen bayanin su. Kamar yadda ka iya gane, a wannan labarin, za mu mayar da hankali a kan kifi, musamman na predatory mazaunan karkashin ruwa mulkin. Za mu gaya muku game da mafi shahara da kuma m predator: ka koyi, abin da suka ci, da kuma irin kifi ya ci.

A bit wakoki ...

Matsayin mai mulkin, a kan wani m rana ruwa surface shi tuna mana wani babban madubi. Daya kawai yana dubi wannan "madubi" kamar yadda sa'an nan shi zai zama a bayyane girgije rugujewa fadin sama da itatuwa, lankwasawa a kan wani jiki na ruwa. A wannan lokacin, zai iya ze cewa tafki ne komai da matattu, amma ba haka ba ne! A gaskiya, a karkashin wannan madubi-kamar surface ramuwa cike da rai! Wani lokacin ma ba shi da ƙona tsanani so. Daya daga cikin manyan 'yan wasan kwaikwayo a wannan karkashin ruwa "play" ne kifi. Da zarar kuma ba za ka iya gaya abin da irin kifi an cin abinci, amma da ta faru a can punctually!

Su wane ne kifi?

Brief kimiyya bayanin wadannan dabbobi, mu gabatar muku a sama. A sauki sharuddan, kifi mafi yawa ana kira duk vertabrate cewa zauna sabo da gishiri da ruwa kafofin. Kusan duk kifi guda biyu gabar jiki gabatar fins, kuma su numfashi tsarin - shi ne gills. Daga cikin ra'ayinsa na Zoological rarrabuwa, kifi - mai kowa sunan da ya hada 6 raba azuzuwan (kungiyoyin) abin da ya bambanta for daban-daban alamomi, daya daga wanda points zuwa predatory kifi na da mutane ko zaman lafiya. A cikin wannan labarin, za mu sun fi sha'awar a yara. Bari mu gano abin da irin kifi ya ci.

perch talakawa

Wannan shi ne wani hali mazauni na ruwa tare a cikin kasar. Talakawa perch nasa ne mafi yawa aji na sosai kifi - da ray-finned. Jikinsa da laterally matsa, shi yana da wani m siffar da kuma kunshi sassa uku: shugaban, akwati, wutsiya. Perch, kazalika da duk sauran kifi, numfasawa ta hanyar gills, don haka yana da muhimmanci oxygen. Kuma ya ya ne, kawai ba quite haka kamar mu, kifi cire oxygen daga iska ba, kuma daga cikin ruwa. Don yin wannan, kifi aka tilasta bakinka Swallow iska, banishing shi ta hanyar da gill rami, wanda yake a ƙarƙashin gill rufe.

Abin da ya ci talakawa perch?

Talakawa perch - a predatory lake kifi. An samu a koguna, Lakes, tafkunan, kududdufai a Turai da Arewacin Asia. Perch aka gabatar a cikin Afirka, New Zealand da kuma Australia. A rage cin abinci na wadannan kifaye sa sauran ruwa tare kifi. Da farko perch toya ciyar a kan zooplankton, kuma da zaran samu mazan, za a fara farautar wasu matasa perch da kuma irin kifi. Toya na sauran dangi, wadannan kifaye za a fara don ciyar, yawanci a cikin shekara ta biyu na rayuwarsa. Tare da shekaru, kowa perch ke kan farauta domin babban kifi da kuma mafi mobile.

Kamar yadda farauta perches?

A manya ne quite agile da kuma iko predator. Su iyo sosai da sauri, wani lokacin gaba daya dakatar, amma sai nan da nan rush a gaba. Wadannan kifaye da wata babbar bakinka, located a gaban karshen kai. A cikin bakinsa, ko da ido tsirara za a iya gani muƙamuƙi studded da yawa hakora, duk da haka, kananan. Idan perches fara su farauta, sa'an nan wani ba daidai babban matsala!

Predatory lake kifi zasu kori su ganima dogon da wuya. Perch rushes bayan ta, ya bude babbar bakinka da faɗarsu, a irin "champ". Masunta ce cewa tsoratar da wadanda sau da yawa tsalle daga cikin ruwa, amma cewa shi har yanzu ba ya taimaka: bass samun abin da ya ke so. Wani lokaci wadannan yara, kuma fascinated da bi ya ganima, popping up baya ta stranded, da kuma wani lokacin a kan yashi ... A general, perches - suna da yara na Allah: wadannan voracious halittar ba zai rasa wani dabba iya fit a cikin m bakinka .

Pike kowa

Pike - predatory kifi inhabiting sabo ruwa a Amirka ta Arewa da kuma cikin Eurasia. Kullum, shi za a iya samu a jihar bakin teku sashi, a cikin ruwa daji a cikin oblong siffar ko kaucewa m ruwaye. Daga wannan ra'ayi, Pike - kogin predator. Amma sau da yawa da suka faru da kuma girgiza sassan daban-daban tekuna. Alal misali, za ka iya samun Pike a Riga, Finland da kuma cikin Curonian Kota, da Baltic Sea, kazalika a Taganrog Bay na Azov Sea. Saboda haka daga abin da ra'ayi, da Pike - a predatory teku kifi.

A Pike ciyarwa?

Its main rage cin abinci dogara ne a kan wakilan da jinsuna daban na kifi. Alal misali, suna farin ciki a hari:

• perches.
• ruffs.
• minnows.
• bream.
• minnows.
• bream.
• Char.
• bijimai-Cottidae.

Da yake amsa tambayoyi game da abin da irin kifi an cin abinci, wani m masunci ce, cewa shi ya zo tuna ne Pike, cewa da yardar ci a roach. Dalili shi ne bayyananne: gaskiya cewa Pike - unofficial alama ce duk kogin da yara na kasar mu, da kuma kananan toya - ta fi fi so abinci.

Ichthyologists bayyana lokuta inda wadannan kifaye da aka kama da kuma jan fitar da shi a cikin ruwa da mice, berayen, kananan ducks, shorebirds, kuma ko da gina jiki! Duk wadannan dabbobi swam a sabo ruwa a lokacin da yanayi na hijira. Manyan samfurori iya kullum kai farmaki cikin balagaggu ducks, musamman a lokacin da moult. A bazara da farkon lokacin rani kakar Pike readily ciyar a kan crayfish da kwaɗi. Af, da azabtar iya zama sau da yawa a Pike kifi, kusan ninki biyu na adadin da predator na ta size!

A mafi hatsari da kuma predatory kifi a duniya - da fari shark

Predatory kifi da ake kira mutumin-ci, karharodonom ko babban farin shark - shi ne mafi munin da daya daga cikin mafi girma kifi a duniya. A kan talakawan, wadannan predator girma har zuwa 4.7 mita a tsawon, amma wasu mutane da ichthyologists, kai 7 mita a tsawon kuma yin la'akari har zuwa 1,900 kg aka rubuta. Sharks da babu ƙasusuwan su kwarangwal kunshi gaba ɗaya na guringuntsi. A fata yawa daga gare su rufe da reza-kaifi, da zangarniya. Yana da ban sha'awa cewa mazaunan wasu tsibiran amfani shark fata a matsayin wani abrasive kayan.

Sanaki fari sharks?

A rarraba ne babbar! Wadannan predator zauna bude teku insular kuma ga ~ ar ruwan na nahiyar shiryayye, kuma wanda zafin jiki ya kai 13-25 digiri Celsius. Amma akwai sharks suka fi son zuwa iyo a cikin wurare masu zafi da ruwa. Babban yankin jari na wadannan dodanni - jihar bakin teku ruwa na Baja California (Mexico), California (USA), New Zealand, Australia, Afirka ta Kudu da kuma Bahar Rum. Wannan mummunan kifi za a iya samu (amma shi ne mafi alhẽri ba hadu!) Kuma da Amurka Gabas Coast, kashe bakin tekun na tsibirin Cuba, Argentina, Brazil, da dai sauransu Yana yi kawaici a cikin Bahar Maliya (Indian Ocean), Seychelles, Mauritius da ruwa da dai sauransu.

Abin da ya ci fari shark?

White sharks - predatory kifi (hoton da ke ƙasa), cin kome a cikin hanyar. "The kerkẽci a ƙasa - yana da wani shark a cikin teku" - don haka ce da seamen. Kuma wani abin mamaki! Wadannan m predator swarms bi jiragen ruwa a jira na abin da ruwa fall mutum ko wasu dabbobi. Amma kamar yadda mai mulkin, wannan ba ya faruwa, don haka fari sharks (da shark a duk) tare da mai girma yarda ya cinye duk abin da m mutane jifa ba wani akwatin jefa kuri'a, da kuma mike daga jiragen ruwa a cikin teku, da teku:

• gwangwani.
• kwalabe.
• komai kwalabe.
• yarwa tableware.
• sauran kaya.

Amma ga abincin dabbobi, wadannan kifaye farauta, yafi a lokacin rana da kuma abinci a kan dabbobi, irin su:

• tudun lodi.
• tuna.
• sauran sharks.
• dabbobin ruwa.
• Guinea aladu.
• Whales.
• like.
• teku zakuna .
• like.
• tẽku otters .
• tẽku kunkuru.
• tsuntsãye.

White sharks ne scavengers da suka taba zai kewaye da gawar wani matattu Whale. Ba zato ba tsammani, da farauta dabara na yara dogara a kan wani musamman samar. Alal misali, Force Island ne a gagarumin gudu hari a kan Cape Jawo like, da kuma kashe bakin tekun na California immobilize arewacin giwa like. Common hatimi wadannan marine predator kwace kai tsaye daga ruwa surface, yana jan su a cikin zurfin teku.