By Lionel Cavin

ISBN-10: 178548138X

ISBN-13: 9781785481383

With greater than 15,000 species, approximately 1 / 4 of the entire variety of vertebrate species on the earth, freshwater fishes are tremendous various. They contain the biggest fish species, the beluga at over 7 meters lengthy, and the smallest, the Paedocypris at simply eight millimeters, in addition to the carnivorous, equivalent to the piranha, and the calm, reminiscent of the chinese language algae eater. yes species evolve swiftly, cichlids for instance, whereas others remodel very slowly, like lungfish. The fossils of those animals are very varied in nature, occasionally simply small scattered bones the place websites correspond to historic river beds or fabulous fossils of whole fish the place there has been as soon as a lake.

This e-book covers the historical past of those fishes over the past 250 million years by means of exploring the hyperlinks among their organic evolution and the paleogeographic and environmental alterations of our planet, even if those be sluggish or unexpected.

  • Gathers and synthetizes info from an enormous variety of guides relating to earlier freshwater assemblages and several other fish lineages that invaded freshwaters
  • Describes the paintings of the author's personal group, pertaining to fauna from the Cretaceous of France, Morocco, and Thailand
  • Presents the hot result of the pace of diversification in freshwater environments and the evolutionary histories of clades and gar lineages

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Freshwater Fishes: 250 Million Years of Evolutionary History (Vertebrate Palaeobiology and Palaeoenvironments) by Lionel Cavin

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