Ib suam ntawm ntses: lub hauv paus ntawm taxonomy thiab cov piv txwv

Ntses yog amazing inhabitants ntawm lub dej lub ntiaj teb no. Qhov no yog ib tug ntawm cov loj tshaj plaws thiab feem ntau ntau haiv neeg pawg ntawm cov tsiaj. Yus nta ntawm cov qauv, kev faib thiab cov yam ntxwv ntawm ntses, muab tso rau hauv nws cov hauv paus, yuav tsum tau tham nyob rau hauv peb tsab xov xwm.

Superclass Pisces: general yam ntxwv

Tsis muaj lub zem kaj siab lug neeg piv nws nrog cov tsiaj. Tham txog lawv: "Kuv xav tias zoo li ib tug ntses nyob rau hauv cov dej." Thiab xwb, cov ntses muaj yam ntxwv nta uas enabled lawv lug tau sai dlua no ib puag ncig. Cov no muaj xws streamlined cev zoo, muaj cov fins thiab dos, hnoos qeev-nplua nuj daim tawv nqaij thiab ntses chaw dim pa respiration.

Tsim ntawm kev faib

Cov dej tsiaj yuav grouped raws li ntau yam qauv. Ua ntej ntawm tag nrho cov, ntses yog ib tug faib ntawm cov yam ntxwv nta. Nyob rau hauv no distinguished chav kawm ntawv ntawm cov pob txha mos thiab pob txha. kawg cov neeg sawv cev muaj ntau ntau kev nta ntawm cov qauv thiab lub zog. Yog li ntawd, nyob rau hauv no systematic kev sib sau yog tseem faib ib tug xov tooj ntawm chav nyob.

Raws li lub tshav pob ntawm kev siv ntawm distinguished ornamental thiab zaub mov ntses. Thawj tug txiv neej bred nyob rau hauv dej thiab pas dej raws li ib tug hniav tshiab. Qhov no Angelfish, catfish, neon, guppies, barbs, thiab ntau lwm tus neeg. Coj mus muag ntses txiv neej bred rau tib neeg noj. Nws tau ntev tau lawv cov nqaij thiab qe yog ib tug nyiam delicacy, thiab muaj roj - ib tug tseem ceeb tshuaj.

Muaj kuj yog cov ib puag ncig kev faib ntses. Nws yuav siv sij hawm mus rau hauv tus account lub tej yam kev mob ntawm lawv cov vaj tse. Nws tej zaum yuav txawv hom ntawm lub cev ntawm cov dej: tshiab, dej hiav txwv los yog hiav txwv.

Ntes tau ib tug ntses loj loj thiab ...

Ib suam ntawm coj mus muag ntses yuav siv sij hawm mus rau hauv tus account kuj qhov luaj li cas. Los ntawm no feature nyob rau cov qauv ntawm cov capture thiab tom ntej cia ntawm raw cov ntaub ntawv. Los ntawm hnyav thiab loj txawv me me, medium thiab loj loj ntses. Txhua yam ntawm cov pab pawg neeg nws muaj nws nqi qualities. Piv txwv li, sprats txawv zoo heev saj thiab yog lug siv nyob rau hauv cov zaub mov kev lag luam, nyob rau hauv kev phem ntawm lub heev me me luaj li cas.

Rau tej kev ntses gastronomic zog yog ntawm kev tseem ceeb. Yog li ntawd, lawv yog distinguished los ntawm tus nqi ntawm cov roj. Piv txwv li, Blue, hake navaga thiab qhov no qhia tsis pub tshaj 4%. Tej hom pom tau hais tias yuav tsis muaj rog los yog yuag. Qhov siab tshaj plaws nqi rau lub hauv paus ntawm tswv sprat, mackerel, herring, saury, sturgeon thiab stellate sturgeon. Lawv muaj roj tivthaiv ho tshaj lub theem ntawm 8%.

Cov Khoom muag tshawb fawb siv lub tswvyim ntawm "hom" thiab "tsev neeg." Ntses, ntses faib txiav txim los ntawm lub trading coj feem ntau raws li nyob rau hauv lwm yam tshwm sim. Piv txwv li, lub Herring tsev neeg coj tau ua ke, nyob rau hauv uas lub cev yog laterally compressed thiab nplai ntses poob dawb do. Tej ntses yog deprived ntawm lub sab kab. Lawv muaj ib tug tib dorsal tis ntses thiab tus Tsov tus tw muaj ib tug yus notch. Qhov no tsev neeg muaj herring, sprat, sprat, sprats.

Anatomical kev faib ntses: lub rooj

Nws yog ntseeg hais tias thaum muab faib mus rau hauv cov chav kawm ntawm ntses yog npaum li cas mus rau hauv tus account xwb cov yam ntxwv ntawm lub cev pob txha qauv. Tab sis qhov no yog tsis muaj tseeb. Tsim anatomical kev faib yuav muab nyob rau hauv lub rooj.

vaj tse

Ib suam ntawm ntses yeej tseem txhais ntau pawg. Tus thawj yog cov marine inhabitants. Nws flounder, herring, halibut, mackerel, Blue. Tej me nyuam dej ntses yog carp, sturgeon, carp, eel, carp. Lawv siv lawv tag nrho lub neej nyob rau hauv ib tug vaj tse qhov twg yog lawv spawning. Tseem ceeb heev functions ntawm cov pab pawg nyob rau cov ib puag ncig salinity. Yog li ntawd, yog tias marine ntses mus rau hauv cov dej tshiab, lawv sai sai tuag.

khiav fishes

ntses vaj tse kev faib thiab txoj kev ua neej muaj xws li lwm pab pawg neeg lub npe hu ua Globe. Nws muaj xws li cov neeg sawv cev ntawm lub superclass uas nyob rau hauv lub hiav txwv, tiam sis ntses nteg qe nyob rau hauv cov dej tshiab departing. Qhov no sturgeon thiab salmon. Tej anadromous ntses yog hu ua anadromous. Tab sis eels thaum lub sij hawm spawning yog mus txawv tebchaws nyob rau hauv kev coj rov qab - los ntawm lub dej mus rau lub hiav txwv. Cov no yog cov raug cov neeg sawv cev ntawm catadromous ntses.

Yog koj ua qhov no yooj yim txoj kev, taug kev-los ntawm cov neeg sawv cev raug poob ib tug ntau ntawm lub zog. Lawv muaj ua luam dej tiv thaiv tom tsim, los kov yeej cov rapids, waterfalls. Tag nrho lub sij hawm no lawv tsis noj, thiab siv nws tus kheej cia roj thiab cov as-ham. Yog li ntawd, muaj ntau yam khiav fishes ua luam dej rau hauv qhov chaw ntawm tu tub tu kiv, ntses nteg qe thiab tuag. Ib tug tas mus li lub tsev qhov chaw rov qab twb juveniles. Nws tseem yog ib tug paub tsis meej yuav ua li cas cov ntses nrhiav tau lawv txoj kev hauv tsev. Lwm tus yuav muaj peev xwm mus spawn ob peb lub sij hawm thaum lub sij hawm lawv lub neej. Thaum lub sij hawm lub spawning ntawm ntau ntses sab nraud metamorphoses. Piv txwv li, ib tug salmon hlob ib tug hump rau nws rov qab, nkhaus puab tsaig.

Yog li, lub kev faib ntses raws li nyob rau hauv ob peb yam ntxwv. Cov no yog cov yam ntxwv ntawm lub cev pob txha thiab nrog cov qauv, loj, me, muaj roj cov ntsiab lus, tej vaj tse, txoj kev ua neej, lub Scope ntawm kev siv.