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The Mesolithic–Neolithic transition in the Iron Gates, Southeast Europe:Calibration and dietary issues [PDF]

open access: yes, 2009
Bartosiewicz, Laszlo   +5 more
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The development of the sturgeon heart

Anatomy and Embryology, 2004
This paper presents a sequential analysis of the development of the sturgeon (Acipenser naccarii) heart from the end of gastrulation to the early juvenile stages. At late neurulation, the heart appears as a straight, short tube located over the endoderm that forms the wall of the yolk sac, in front of the developing head. The heart axis is aligned with
José M, Icardo   +5 more
openaire   +2 more sources

The chromosomes of Italian sturgeons

Experientia, 1974
On presente l'etude caryologique des trois especes d'Esturgeons des eaux italiennes. L'especeHuso huso a un nombre diploide d'environ 116, dont 34 couples de chromosomes metacentriques et submetacentriques, 3 couples de chromosomes acrocentriques, et environ 38 microchromosomes.
F, Fontana, G, Colombo
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Importance of habitat and migration to sturgeons with emphasis on lake sturgeon

Canadian Journal of Fisheries and Aquatic Sciences, 1996
Sturgeons utilize a variety of habitat types throughout their life: rivers for spawning; rivers, lakes, estuaries, or the sea for feeding and wintering adults; and estuarine areas for feeding young. Distances covered by some sturgeons during spawning migrations show a positive relationship to average adult size. The lake sturgeon, Acipenser fulvescens,
openaire   +1 more source

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