Introduction: origins of the European fish fauna; fish communities - rivers, lakes and canals; conservation issues; identifying fish; indentifying cyprinids. Part 1 Petromyzonidae family: sea lamprey, Petromyzon marinus; lampern, Lampetra fluviatilis; brook lamprey, Lampetra planeri; Danubian lamprey, Eudontomyzon danfordi. Part 2 Acipenseridae family: sturgeon, Acipenser sturio; sterlet, Acipenser rutheneus. Part 3 Clupeidae family: twaite shad, Alosa fallax; Allis shad, Alosa alosa; Black Sea shad, Alosa pontica. Part 4 Anguillidae family: eel, Anguilla anguilla. Part 5 Esocidae family: pike, Esox lucius. Part 6 Umbridae family: European mudminnow, Umbra krameri. Part 7 Salmonidae family: Atlantic salmon, Salmo salar; brown trout, Salmo trutta; marbled trout, Salmo marmorata; huchen, Hucho hucho; rainbow trout, Oncorhynchus mykiss; humpback salmon, Oncorhynchus gobusca; Adriatic salmon, Salmothymus obtusirostris; Arctic charr, Salvelinus alpinus; speckled charr, Salvelinus fontinalis; powan , Coregonus lavaretus; vendace, Coregonus albula; pollan, Coregonus autumnalis. Part 8 Thymallidae family: grayling, Thymallus thymallus. Part 9 Osmeridae family: smelt, Osmerus eperlanus. Part 10 Cyprinidae family: carp, Cyprinus carpio; crucian carp, Carassius carassius; gibel carp, Carassius auratus; chub, Leuciscus cephalus; ide, Leuciscus idus; dace, Leuciscus leuciscus; Balkan dace, Leuciscus svallise; soufie, Leuciscus souffia; zeige, Pelecus cutratus; moderlieschen, Leucaspius delineatus; roach, Rutilus rutilus; Danube roach, Rutilus pigus; escalo roach, Rutilus arcasii; rudd, scarcinus erythrophthalmus; bitterling, Rhodeus sericeus; minnow, Phoxinus phoxinus; swamp minnow; phoxinus percnurus; Spanish minnowcarp, phoxinellus hispanicus; bream, Abramis brama; blue dream, Abramis ballerus; Danube bream, Abramis sapa; silver bream, Blicca bjoerkna; zahrte, Vimba vimba; bleak, Alburnus alburnus; Danube bleak, Chalcalburnus chalcoides; schneider Albrunoides bipunctatus; asp, Aspius aspius; barbel, Barbus barbus; Mediterranean barbel, Barbus meridionali; Thracian barbel, Barbus cyclolepis; gudgeon, Gobio gobio; white-finned gudgeon, Gobio albipinnatus; kessler's gudgeon, Gobio kessleri; Danube gudgeon, Gobio uranoscopus; barbel-gudgeon, Aulopyge hugeli; tench tinca tinca; nase, Chondrostoma toxostoma; south-west European nase, Chondrostoma toxostoma; minnow nase, Chondrostoma phoxinus; identifying cyprinid hybrids. Part 11 Cobitidae family: stone loach, noemacheilus barbulatus; pond loach, Misgurnis fossilis; spined loach, Cobitis taenia. Part 12 Siluridae family: European catfish, Siluris glanis; Aristotle's catfish, Siluris aristotelis. Part 13 Gadidae family: burbot Lota lota. Part 14 Cyprinodontidae family: Spanish toothcarp, Aphanius iberus; Mediterranean toothcarp, Aphanius fasciatus. Part 15 Gasterosteidae family: three-spined stickleback, Gasterosteus aculeatus; nine-spined sticklback, Pungitius pungitius. Part 16 Cottidae family: miller's thumb,