Sturgeon hove - kunyanya ruminant

Sturgeons uri mhuri yekare. Maererano nemishumo, vakaonekwa makore anenge mamiriyoni 250 apfuura. Sturgeon kusiyaniswa chitarisiko chavo: kuvapo pave nemapfupa anobudira scutes, refu yakagadzirwa uye mana ndebvu akapoteredza muromo kuti kuvatendera pakarepo kuziva pakati akasiyana-siyana nehove mhuri. mamiriro ayo akafanana Sturgeon hove cartilaginous, havana vertebrae, pachinzvimbo chii aripo cartilaginous notochord, iro rine yakakwirira elasticity.

The inonyanya Sturgeon - Baikal Sturgeon, Russian Sturgeon uye Sturgeon, beluga Sturgeon uye Kaluga. Vose vari zvikuru guru uye dzimwe specimens tinosvika kureba kusvika mamita 3. Beluga ndiye kupfuura mumiriri mhuri iyi, uye Sturgeon - duku hove, Sturgeon mhuri. Zvinenge vose Sturgeon vari hove anadromous, kureva kurarama mumakungwa uye vasvike kuita kuti pave nomunzizi, kunze Baikal ndiye Sturgeon, izvo dzakashandisa upenyu pasina mvura munyu.

Sturgeon hove dziri zvikara uye nokudaro uchidzidza hove duku, nehonye siyana, mollusks nezvipembenene. Musiyano mhuri iyi hove ndiyo yakareba youpenyu hwake, saka pakuyaruka zvaitika asi kusviba.

Sezvo Baikal Sturgeon hakurevi kuti ayo zviri mvura munyu, zvakatanga ruminant kwokutanga pane dzimwe mhando dzemhuri hove. Iye zvino, Sturgeon zvakanaka ukabatwa pamusoro Volga, izvozvo rakasanganiswa mu upfumi dzakawanda dzeEurope, uyewo muUruguay.

Makore okutanga oupenyu hwake Sturgeon kupedza mumakungwa, uye akarurama kupinda kuyaruka (makore 12-16 okuberekwa) hove anongovangira mu estuaries. Rinoita nechokumusoro kwerwizi dzimwe nzvimbo uye zviri kukonzera.

Rutoto Sturgeon kunyange zvikuru kunzwisisa, asi kunobatsira chaizvo basa. Kana uine chokwadi ruzivo, akava nzira upfumi anogona kushandiswa mafuro zvomumvura, izvo zvichaita kuti akura Sturgeon, achipa kwete chete chinokosha asi mazai uye zvinonaka nyama, apo basa mari zvinogona kushoma.

Business nokuti kurimwa kwezvokudya kwagara kunobatsira, hazvina kusara uye maberekero hove, kunyanya Sturgeon, sezvazvakaita mumwe inokosha zvokudya. Mune dzimwe nyika, ndizvo sadza hove uye kubva vachigadzirira unorema zvose ndiro.

Sturgeon harisi pasina kuonekwa chimwe chezvinhu zvinokosha mhando hove, sezvo yave akati, hazvisi chete ndimo dema caviar, asiwo zvinonaka uye utano nyama. Munguva ichangopfuura, kwakapararira akatenga ichi mhando basa sezvo maberekero kuti Sturgeon.

Kutanga basa iri, unofanira kuva munda pairi zvichabviswa nepokuongorora pool, apo pachava mvura inoyerera kana unogona kutenga akagadzirira-akaita dziva. Kana uchironga kukura Sturgeon yairema kumirangariro kilogram, zvichava nyore mberi saturate muviri mvura okisijeni. Kana mari yakakwana inogona kutengwa chinhu kushandiswa dziva iyo yakabereka kuramba makopi mvura, asi ichi ndicho tingasarudza.

Nepaitengwa furaya panguva hakuna matambudziko. Sturgeon inokura nokukurumidza akanaka, uye kana imi achanunura furaya patsime, nokuwa, anogona zvakanaka kusvika huremu mumwe kilogram. Kuti aite izvi, unofanira kusika yakanaka ezvinhu kuti kukura kwayo uye kushandisa yepamusoro zvokudya.

Kana ukasarudza kuumba kambani kuti pagadzirwe mazai, zvinokosha kutenga kare hove mukuru, ane zera riri makore anopfuura 14 ari makore Sturgeon kupinda pakuyaruka.

Kana iwe ubudirire, ipapo kutengeswa mishonga achava pasina matambudziko. Zvichienderana pokutungamirira boka rako, uwandu mari kudzoka musi uyu mhando yebasa iri makore 1-10.