[Abrahamsson S.A.A. 1971 - Density, growth and reproduction in populations of Astacus astacus and Pacifastacus leniusculus in an isolated pond - Oikos 22: 373-380.]Search in Google Scholar
[Ahlmer B., Karlsson A.S. 1980 - Der Signalkrebs im Regierungsbezirk - Jonkoping. Mimeo, Sweden, 18 p.]Search in Google Scholar
[Brinck P. 1983 - Sture Abrahamsson Memorial Lecture: An ecologist’s approach to dealing with the loss of Astacus astacus - Freshw. Crayfish 5: 21-37.]Search in Google Scholar
[Chybowski £. 2007 - Morphometrics, fecundity, density, and feeding intensity of the spinycheek crayfish, Orconectes limosus (Raf.) in natural conditions - Arch. Pol. Fish. 15: 175-241.]Search in Google Scholar
[Flint R.W. 1975 - Growth in a population of the crayfish Pacifastacus leniusculus from a subalpine lacustrine environment - J. Fish. Res. Bd Can. 32: 2433-2440.10.1139/f75-280]Search in Google Scholar
[Furst M. 1977 - Introduction of Pacifastacus leniusculus (Dana) into Sweden: methods, results, and management - Freshw. Crayfish 3: 229-247.]Search in Google Scholar
[Gondko R., Girsztowtt Z. 1987 - A new crayfish species Pacifastacus leniusculus Dana inhabits Polish waters - Kieleckie Studia Biologiczne 4: 133-143 (in Polish).]Search in Google Scholar
[Jażdżewski K., Konopacka A. 1993 - Survey and distribution of Crustacea Malacostraca in Poland - Crustaceana 65: 176-191.10.1163/156854093X00540]Search in Google Scholar
[Jażdżewski K., Konopacka A. 1995 - Malacostratca except Oniscoidea - Katalog Fauny Polski Vol. XIII, Wyd. MiIZ PAN, Warszawa: 84-96 (in Polish).]Search in Google Scholar
[Kossakowski J. 1966 - Crayfish - PWRiL, Warszawa, 292 p. (in Polish).]Search in Google Scholar
[Kossakowski J. 1973 - The freshwater crayfish in Poland - Freshw. Crayfish 1: 15-24.]Search in Google Scholar
[Kossakowski J., Mnich M., Kossakowski G. 1978 - The first introduction of the crayfish Pacifastacus leniusculus Dana into Polish waters - Freshw. Crayfish 4: 195.]Search in Google Scholar
[Kossakowski J., Mnich M., Kossakowski G. 1983 - An attempt to raise juvenile crayfish Pacifastacus leniusculus Dana - Freshw. Crayfish 5: 555-556.]Search in Google Scholar
[Kozàk P., Policar T. 2001 - Meat yields in the introduced signal crayfish Pacifastacus leniusculus (Dana) - Bull. VURH Vodoany 37: 109-115.]Search in Google Scholar
[Krzywosz T. 1994 - The introduction of the signal crayfish, Pacifastacus leniusculus Dana, to Polish waters - Rocz. Nauk. PZW 7: 81-93 (in Polish).]Search in Google Scholar
[Krzywosz T. 2006 - Co-occurrence of the signal crayfish Pacifastacus leniusculus (Dana) and the spiny-cheek crayfish (Orconectes limosus (Raf.)) in a foothill-like river (Northern Poland) - Arch. Pol. Fish. 14: 309-316.]Search in Google Scholar
[Krzywosz T., Chybowski £., Ulikowski D. 1995 - Signal crayfish in Poland: their history, current state, and perspectives - Komun. Ryb. 1: 5-8 (in Polish).]Search in Google Scholar
[Krzywosz T., Krzywosz W. 2001 - Preliminary observations of an American crayfish Pacifastacus leniusculus (Dana) population at a new site in the Mazurian Lake District - Arch. Pol. Fish. 9: 273-278.]Search in Google Scholar
[Krzywosz T., Krzywosz W. 2002. Observations of the signal crayfish Pacifastacus leniusculus (Dana) in a lake in the eastern Suwa3ki Lake District - Arch. Pol. Fish. 10: 255-267.]Search in Google Scholar
[Kulmatycki W. 1935 - Cambarus affinis Say - American crayfish - a new resident of Pomeranian and Wielkopolska waters - Przegl. Ryb. 10/11: 1-16 (in Polish).]Search in Google Scholar
[Leńkowa A. 1962 - Studies of the causes of the disappearance, conservation methods, and restoration of the noble crayfish, Astacus astacus (L.), in light of the growing distribution of the American crayfish Cambarus affinis Say. - Ochr. Przyr. PAN 28: 1-37 (in Polish).]Search in Google Scholar
[Lewis S.D. 2002 - Pacifastacus - In: Biology of Freshwater Crayfish (Ed.) D.M. Holdich, Blackwell Science Ltd.: 511-540.]Search in Google Scholar
[McGriff D. 1983 - Growth, maturity, and fecundity of the crayfish, Pacifastacus leniusculus, from the Sacramento- San Joaquin Delta - Calif. Fish Game 69: 227-242.]Search in Google Scholar
[Orzechowski B. 1984 - Productivity of the freshwater crayfish Orconectes limosus Raf. (Cambarus affinis Say.) in Koronowo Basin - Acta Univ. Nicolai Copernici 57: 3-35.]Search in Google Scholar
[Prins R. 1968 - Comparative ecology of the crayfishes Orconectes rusticus and Cambarus tenebrosus in Doe Run Lake - Kentucky. Int. Rev. Ges. Hydrobiol. 53: 667-714.10.1002/iroh.19680530502]Search in Google Scholar
[Savolainen R., Westman K., Pursiainen M. 1996 - Fecundity of Finnish noble crayfish, Astacus astacus L., and signal crayfish, Pacifastacus leniusculus, in various natural habitats and in culture - Freshw. Crayfish 11: 319-338.]Search in Google Scholar
[Schulz R., Smietana P. 2001 - Occurrence of native and introduced crayfish in northeastern Germany and Northwestern Poland - Bull. Fr. P_che Piscic. 361: 629-641.10.1051/kmae:2001009]Search in Google Scholar
[Smart G. 1962 - The life history of the crayfish Cambarus longulus longulus -Am. Midl. Nat. 68: 83-94.10.2307/2422638]Search in Google Scholar
[Souty-Grosset C., Holdich D. M., Noel P. Y., Reynolds J. D., Haffner P. 2006 - Atlas of crayfish in Europe - Museum national d’Histoire naturelle Paris, 188 p.]Search in Google Scholar
[Strużyński, W., OEmietana P. 1998 - Protecting endemic crayfish species from threats by the growing distribution of alien species - Prz. Ryb. 6: 29-31 (in Polish).]Search in Google Scholar
[Stypińska M. 1972 - Fluctuations in the fecundity of spiny-cheek crayfish (Orconectes limosus Rafinesque 1817) in Lake Wdzydze - Rocz. Nauk Rol. 94-H-3: 73-82 (in Polish).]Search in Google Scholar
[Stypińska M. 1973 - Fecundity of three crayfish species occurring in Polish waters - Rocz. Nauk Rol. 95-H-1: 147-156 (in Polish).]Search in Google Scholar
[Stypińska M. 1978 - Fluctuations in the absolute fecundity of crayfish occurring in the waters of the Mazurian Lake District - Rocz. Nauk Rol. 98-H-3: 177-203 (in Polish).]Search in Google Scholar
[Śmietana P., Krzywosz T. 2006 - Determination of the rate of growth of Pacifastacus leniusculus in Lake Pob3edzie, using polymodal length frequency distribution - Bull. Fr.10.1051/kmae:2006022]Search in Google Scholar
[Peche Piscic. 380-381: 1229-1243.]Search in Google Scholar
[Śmietana P., Strużyński W. 1999 - Crayfish - a review of their situation in Poland - Mag. Przem. Ryb. 2 (10): 80-82 (in Polish). ]Search in Google Scholar