Download Biology, Conservation and Sustainable Development of by Ramón Carmona, Alberto Domezain, Manuel García Gallego, José PDF

By Ramón Carmona, Alberto Domezain, Manuel García Gallego, José Antonio Hernando, Fernando Rodríguez, Manuel Ruiz-Rejón

ISBN-10: 1402084366

ISBN-13: 9781402084362

Sturgeons are thought of “living fossils”, sharing many morphological and organic positive aspects with ancestral fish. moreover, sturgeons are of the maximum curiosity from an financial standpoint, not just for the caviar yet for the flesh. despite the fact that, the wild populations of nearly all of the species are at severe hazard of extinction around the world. So, it truly is pressing to increase concepts for either farming tradition and conservation and restoration in traditional habitats.

This ebook presents a accomplished view of the biology and sustainable improvement of sturgeons placing emphasis at the Southern Europe autochthonous species equivalent to Acipenser nacarii and Acipenser sturio that percentage geographical distribution. different proper species (such as Huso huso, A. oxyrhinchus, A. ruthenus, A. stellatus) and components (Germany, Russia, North the United States) also are thought of. The contents are organised in 3 sections: Taxonomy and Biogeography (including the morphological and genetic analyses that make clear the taxonomy and phylogeny of sturgeons, all for these from Southern Europe), Biology and Aquaculture (where a number of features of the developmental biology, feeding, and copy are thought of when it comes to the development of sturgeon farming), and restoration and Conservation (that collates and analyses diversified restoration study activities, the ecology of the rivers for recovery in addition to the issues regarding the alternate of caviar).

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Extra info for Biology, Conservation and Sustainable Development of Sturgeons

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The species disappeared from the rest of the area. Combining this information with earlier Portuguese citations (Capello, 1869, 1880; Osorio, 1894; Seabra, 1911; Nobre, 1931, 1935; Gonçalves, 1942; Helling, 1943; Albuquerque, 1956), as proposed by Hernando et al. (1997) and Domezain et al. (1999), we see that A. naccarii was continuously autochthonous at least from the French Atlantic to the Adriatic. Its presence throughout this area was abundant until the end of the nineteenth century, after which it underwent a regression similar to that of A.

Molecular marker and number of sequences analysed HindIII Provenance Sampling location (presence/ Cytochrome Specimen (year of catch) (preservation) Classification absence) HindIII PstI NTS b (2F-3R) 12S New status PSN-34 Po river, Italy Piscifactoría Sierra, Nevada A. naccarii + 11 5 9 1 1 A. L. (live specimen) EBD 8173 Guadalquivir river, Alcalá Doñana Biological Station, A. sturio + 1 4 2 1 2 A. naccarii del Río, Sevilla, Spain Sevilla, Spain (ethanol) (1974) EBD8401 Guadalquivir river, Coria Doñana Biological Station, A.

Sturio, A. naccarii and A. oxyrinchus Manuel A. Garrido-Ramos, Francisca Robles, Roberto de la Herrán, Esther Martínez-Espín, José A. Lorente, Carmelo Ruiz-Rejón, and Manuel Ruiz-Rejón Abstract Today, with all the sturgeon species almost disappearing all over the world, it is necessary to undertake their recovery under the programs for the conservation of genetic resources. The complete absence of these fish from most rivers increases the difficulties in carrying out such programs, hampering the genetic identification of specimens and their correct species assignment.

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Biology, Conservation and Sustainable Development of Sturgeons by Ramón Carmona, Alberto Domezain, Manuel García Gallego, José Antonio Hernando, Fernando Rodríguez, Manuel Ruiz-Rejón

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