Amur pike: piav qhia luv luv

2024 Tus sau: Henry Conors | [email protected]. Kawg hloov kho: 2024-02-12 07:51

Nrog ntau hom ntses ntawm Sab Hnub Tuaj, Amur pike sawv tawm ntawm qhov loj thiab xim. Qhov chaw nyob txwv tsis pub ntxiv kev zoo siab rau cov neeg nuv ntses. Yuav kom tau txais cov qauv txawv txawv, koj yuav tsum kov yeej qhov kev ncua deb. Lub adrenaline maj nrawm ntawm kev ntes ib 'meter' ntev ntses yog unmatched. Cov kev xav li no yeej hnov qab tsis tau.

Kev piav qhia

Amur pike, daim duab uas koj tuaj yeem pom hauv cov ntawv nyeem, tau txais nws lub npe los ntawm nws qhov chaw nyob. Raws li kev faib tawm, qhov no yog chav kawm ntawm ray-finned, ntawm tsev neeg pike. Qhov no yog ib tug predatory ntses - nws cov tub ntxhais hluas mus rau tsiaj cov zaub mov thaum ntxov. Cov lus piav qhia ntawm nws zoo li no:

• lub cev - me ntsis tom qab compressed, elongated;
• taub hau loj;
• snout - elongated, thiab lub puab tsaig sab hauv protrudes noticeably rau pem hauv ntej;
• qhov ncauj - loj;
• dorsal fin with 6-7 spiny unbranched rays, anal fin with 12-14 soft and 4-5 spiny rays, thiab caudal notched;

cov hniav - qaij hauv lub pharynx, yog tias poob ntawm ib ntawm lawv, ib tus tshiab loj hlob rau nws qhov chaw;

Lub neej ntawm tus pike no yog kwv yees li 14 xyoo, nws qhov hnyav nce mus txog 20 kg, thiab nws qhov loj yog 115 cm.

Lub cev ntawm cov ntses yog npog nrog cov nplais me me cylindrical. Nws cov xim yog xav paub. Amur pike, nyob ntawm qhov chaw nyob thiab hnub nyoog, muaj qhov sib txawv ntawm cov xim thiab cov qauv ntawm lub cev. Nws tuaj yeem yog golden, silvery, greenish. Nws yog tsaus dua nyob rau sab nraub qaum, tawg thoob plaws hauv lub cev - qhov sib txawv tsaus me ntsis, xim av thiab dub, lawv kuj nyob ntawm dorsal thiab caudal fins. Lawv yog ib txwm oblique transverse kab, txhua tus muaj 25-35 qhov chaw.

Cov tsiaj hluas (txog 35 cm) muaj kab txaij nqaim es tsis muaj pob. Qhov no yog ib qho camouflage rau cov dej ntiav, qhov twg muaj ntau cov nroj tsuag. Txog rau thaum lawv ncav cuag tsib centimeters ntev, lawv noj zooplankton. Ces lawv pib yos hav zoov me me. Kev noj zaub mov ntawm tus neeg laus suav nrog yuav luag txhua tus ntses ntawm thaj chaw dej: chebak, gudgeon, cyprinids, smelt, podust thiab lwm yam. Noj su, qav thiab nas me yuav ua.

Reproduction

Cov ntses nce mus txog hnub nyoog 3-4 xyoos, lub sijhawm no nws qhov ntev yog li 40 cm. Lub sij hawm spawning nyob ntawm lub sij hawm dej nyab hauv av cov nroj tsuag. Dej nyab ntawm Amur muaj peb lub ncov - caij nplooj ntoos hlav, caij ntuj sov thiab caij nplooj zeeg. Caij nplooj ntoos hlav yog hais txog lub sij hawm tas mus li, tab sis nyob rau hauv qee lub xyoo nws tuaj yeem hloov mus rau lub sijhawm.

Spawning pib tam sim ntawd tom qab cov dej khov tsis muaj dej khov - txij thaum pib lub Plaub Hlis thiab qee zaum txog rau nruab nrab Lub Rau Hli (nyob ntawm qhov kub ntawm dej), vim qhov kub thiab txias thaum yug me nyuam yog siab.provokes kev tuag ntawm qe. Amur los yog tsov txaij pike nteg ntawm 25,000 thiab 150,000 qe. Qhov nruab nrab yog 45,000 daim. Cov qe yog loj heev - mus txog 3.5 mm nyob rau hauv lub cheeb, yellowish nyob rau hauv cov xim. Gluten ruaj ntseg txuas cov qe rau cov nroj tsuag ntom ntom hauv thaj chaw ntug dej hiav txwv.

Tom qab 10-12 hnub, larvae tshwm, txog li 8 hli ntev, nrog lub hnab yolk. Squint kev loj hlob sai heev:

• by June - 5 cm;
• hauv Lub Xya Hli - txog 14 cm;
• los ntawm lub xyoo - txog 25 cm;
• los ntawm peb xyoos - txog 45 cm.

hom pike no yog cov ntses lag luam tseem ceeb ntawm Amur phiab.

Ntawm thiab thaj chaw

Amur pike muaj qee qhov tshwj xeeb piv rau ib qho:

• nws muaj lub suab sib dua;
• hluas txoj kev loj hlob zoo li tus pike zoo tib yam, tus qauv hloov nrog lub hnub nyoog;
• ntau cylindrical thiab du lub cev;
• taub hau npog nrog nplai kom snout;
• nplai me;
• Qhov sib thooj ntawm dorsal, caudal thiab qhov quav fins tso cai rau xob laim-ceev ambush tawm tsam thiab siab dhia tawm hauv dej;
• cov tub ntxhais hluas txoj kev loj hlob nyob hauv thaj chaw ntug dej hiav txwv, thiab thaum lawv mus txog hnub nyoog laus lawv mus rau thaj chaw qhib dej thiab pas dej;
• poj niam nyob rau thawj xyoo ntawm lub neej yog ntau npaum li txiv neej;
• nws tsis loj hlob mus rau qhov loj tib yam li cov pike ntau (nws tuaj yeem ncav cuag 2m ntev).

Cov ntses no nyiam cov dej tshiab nrog cov dej ntws qeeb. Lub ntsiab ntau yamCov chaw nyob - Amur phiab, tus dej Uda, Sungari, Ussuri, Tungari thiab lawv tributaries, pas dej Khanka, Kenon, Buir-Nur. Amur pike muaj nyob ntawm Sakhalin hauv tus dej Tym thiab Poronai.