Journal article Open Access

Áhrif dauðastirðnunar á fiskgæði ll

Þórðarson, Gunnar; Arason, Sigurjón


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    <subfield code="a">&lt;p&gt;Tilgangur ranns&amp;oacute;knarinnar var annars vegar a&amp;eth; rannsaka &amp;aacute;hrif ofurk&amp;aelig;lingar &amp;aacute; dau&amp;eth;stir&amp;eth;nunarferli &amp;thorn;orsk- og laxaflaka og bera saman vi&amp;eth; hef&amp;eth;bundna k&amp;aelig;lingu; og hins vegar a&amp;eth; sko&amp;eth;a hvort fl&amp;ouml;kun &amp;aacute; mismunandi t&amp;iacute;masetningu &amp;iacute; dau&amp;eth;astir&amp;eth;nunarferli (fyrir dau&amp;eth;astir&amp;eth;nun, &amp;iacute; dau&amp;eth;astir&amp;eth;nun og eftir a&amp;eth; ferlinu l&amp;yacute;kur) hef&amp;eth;i &amp;aacute; afur&amp;eth;ag&amp;aelig;&amp;eth;i. Fyrir lax var ger&amp;eth; fortilraun sem megintilraunin var bygg&amp;eth; &amp;aacute;, en &amp;iacute; &amp;thorn;orski var tilraun ger&amp;eth; &amp;aacute; villtum &amp;thorn;orski og eldisfiski.&lt;/p&gt;

&lt;p&gt;Ofurk&amp;aelig;ling &amp;aacute; &amp;thorn;orski er mi&amp;eth;u&amp;eth; vi&amp;eth; k&amp;aelig;lingu ni&amp;eth;ur &amp;iacute; -0,8 &amp;deg;C og laxi &amp;iacute; -1,2 &amp;deg;C en hef&amp;eth;bundin k&amp;aelig;ling er mi&amp;eth;u&amp;eth; vi&amp;eth; 0 &amp;deg;C fyrir b&amp;aacute;&amp;eth;ar tegundir. Sko&amp;eth;a&amp;eth;ur var mismunur milli h&amp;oacute;pa og einnig borinn saman mismunur innan h&amp;oacute;pa. L&amp;iacute;till munur innan h&amp;oacute;pa bendir til n&amp;aacute;kv&amp;aelig;mari og tr&amp;uacute;ver&amp;eth;ugri ni&amp;eth;urst&amp;ouml;&amp;eth;u.&lt;/p&gt;

&lt;p&gt;Ni&amp;eth;urst&amp;ouml;&amp;eth;ur &amp;uacute;r k&amp;ouml;nnun sem var framkv&amp;aelig;md af skynmatsh&amp;oacute;pi s&amp;yacute;na a&amp;eth; &amp;aacute;hrif ofurk&amp;aelig;lingar eru t&amp;ouml;luver&amp;eth; &amp;thorn;ar sem um minni samdr&amp;aacute;tt er a&amp;eth; r&amp;aelig;&amp;eth;a &amp;iacute; dau&amp;eth;astir&amp;eth;nunarferlinu, og &amp;aacute;hrif &amp;aacute; g&amp;aelig;&amp;eth;i &amp;thorn;v&amp;iacute; minni. Munur er milli villts &amp;thorn;orsks og eldis&amp;thorn;orsks enda &amp;thorn;ekkt a&amp;eth; vatnsinnihald milli fruma er minna &amp;iacute; eldis&amp;thorn;roski en villtum. &amp;Aacute;hugavert g&amp;aelig;ti veri&amp;eth; a&amp;eth; sko&amp;eth;a muninn milli eldislax og villts lax, en &amp;thorn;a&amp;eth; var utan vi&amp;eth; markmi&amp;eth; &amp;thorn;essarar ranns&amp;oacute;knar.&lt;/p&gt;

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