Gut morphology of diploid and triploid Atlantic salmon ( Salmo salar L.)

Verfasser / Beitragende:
[Stefano Peruzzi, Ørjan Hagen, Malcolm Jobling]
Ort, Verlag, Jahr:
2015
Enthalten in:
Aquaculture International, 23/4(2015-08-01), 1105-1108
Format:
Artikel (online)
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024 7 0 |a 10.1007/s10499-014-9867-2  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s10499-014-9867-2 
245 0 0 |a Gut morphology of diploid and triploid Atlantic salmon ( Salmo salar L.)  |h [Elektronische Daten]  |c [Stefano Peruzzi, Ørjan Hagen, Malcolm Jobling] 
520 3 |a Triploid fish may differ from diploids in a number of morphological and physiological characteristics. The present study was undertaken to examine the effects of ploidy on the gut morphology of Atlantic salmon post-smolts (Salmo salar L.). For this purpose, we compared the intestinal length (relative gut length, RGL), pyloric caeca number and mass of commercially produced diploid and triploid siblings. The mean body weights of diploid and triploid salmon (n=30 fish/ploidy) were 135±1 and 132±1g, respectively. Diploid fish had significantly higher RGL (0.47±0.05 vs. 0.40±0.04), pyloric caeca number (56±4 vs. 45±3) and mass (6.41±0.61 vs. 4.80±0.59g) than triploids. Morphological differences in the guts of diploids and triploids could influence digestive efficiency and play a role in determining subsequent growth or welfare of the fish. 
540 |a Springer International Publishing Switzerland, 2014 
690 7 |a Salmonids  |2 nationallicence 
690 7 |a Triploid fish  |2 nationallicence 
690 7 |a Digestive capacity  |2 nationallicence 
690 7 |a Alimentary tract  |2 nationallicence 
700 1 |a Peruzzi  |D Stefano  |u Department of Arctic and Marine Biology, Faculty of Biosciences, Fisheries and Economics, University of Tromsø, 9037, Breivika, Tromsø, Norway  |4 aut 
700 1 |a Hagen  |D Ørjan  |u Faculty of Biosciences and Aquaculture, University of Nordland, Bodø, Norway  |4 aut 
700 1 |a Jobling  |D Malcolm  |u Department of Arctic and Marine Biology, Faculty of Biosciences, Fisheries and Economics, University of Tromsø, 9037, Breivika, Tromsø, Norway  |4 aut 
773 0 |t Aquaculture International  |d Springer International Publishing  |g 23/4(2015-08-01), 1105-1108  |x 0967-6120  |q 23:4<1105  |1 2015  |2 23  |o 10499 
856 4 0 |u https://doi.org/10.1007/s10499-014-9867-2  |q text/html  |z Onlinezugriff via DOI 
898 |a BK010053  |b XK010053  |c XK010000 
900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s10499-014-9867-2  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Peruzzi  |D Stefano  |u Department of Arctic and Marine Biology, Faculty of Biosciences, Fisheries and Economics, University of Tromsø, 9037, Breivika, Tromsø, Norway  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Hagen  |D Ørjan  |u Faculty of Biosciences and Aquaculture, University of Nordland, Bodø, Norway  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Jobling  |D Malcolm  |u Department of Arctic and Marine Biology, Faculty of Biosciences, Fisheries and Economics, University of Tromsø, 9037, Breivika, Tromsø, Norway  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Aquaculture International  |d Springer International Publishing  |g 23/4(2015-08-01), 1105-1108  |x 0967-6120  |q 23:4<1105  |1 2015  |2 23  |o 10499