Aas, P. 1972 Age determination and year-class fluctuations of cisco, Coregonus albula L., in the Mjøsa hydroelectric reservoir, Norway. Inst. Freshw. Res. Drottningholm Report 52:5–22.
Anon. 1985 Atlantic salmon scale reading. Report of the Atlantic salmon scale reading workshop, Aberdeen, Scotland. 17 pp. + 3 plates.
Aprahamian, M.W. 1986 Eel (Anguilla anguilla L.) production in the River Severn, England. Pol. Arch. Hydrobiol. 33:373–389.
Aprahamian, M.W. 1987 Use of the burning technique for age determination in eels (Anguilla anguilla (L.)) derived from the stocking of elvers. Fish. Res. 6:93–96.
Aprahamian, M.W. 1988 Age structure of the eel (Anquilla anquilla (L.)) population in the rivers Severn (England) and Dee (Wales). Aquaculture Fish. Management (in press).
Beamish, R.J. and G.A. McFarlane. 1983 The forgotten requirements for age validation in fisheries biology. Trans. Am. Fish. Soc. 112:735–743.
Berg, R. 1985 Age determination of eels (Anquilla anquilla L.): Comparison of field data with otolith ring pattern. J. Fish Biol. 26:537–544.
Berg, R. 1987 Freilanduntersuchungen zur Biologie und Bewirtschaftung des Aals (Anguilla anguilla L.) im Bodensee. Doctoral dissertation, Albert-Ludwiqs-Universität, Freiburq, 247 pp.
Bieder, R.C. 1971 Age and growth in the American eel, Anguilla rostrata (LeSueur), in Rhode Island. M. Sc. thesis, University of Rhode Island, Rhode Island, 39 pp.
Bouillon, D.R. and R.L. Haedrich. 1985 Growth of silver eels (Anquilla rostrata) in two areas of Newfoundland. J. Northwest Atl. Fish. Sci. 6:95–100.
Casselman, J.M. 1978 Calcified tissue and body growth of the northern pike, Esox lucius Linnaeus. Ph. D. Thesis, University of Toronto, Toronto, 782 pp.
Casselman, J.M. 1982 Chemical analyses of the optically different zones in eel otoliths. Ontario Fish. Tech. Rep. Ser. 4: 74–82.
Casselman, J.M. 1983 Age and growth assessment of fish from their calcified structures - techniques and tools. - U. S Department of Commerce, NOAA (National Oceanic and Atmospheric Administration) Technical Report NMFS (National Marine Fisheries Service) 8:1–17.
Chilton, D.E. and R.J. Beamish. 1982 Age determination methods for fishes studied by the groundfish program at the Pacific Biological Station. Can. Spec. Publ. Fish. Aquat. Sci. 60:102 pp.
Christensen, J.M. 1968 Burning of otoliths, a technique for age determination of soles and other fish. J. Conseil 24:73–81.
Colombo, G. and R. Rossi. 1978 Environmental influences on growth and sex ratio in different eel populations (Anguilla anguilla L) of Adriatic coasts. In: Physiology and behaviour of marine organisms (ed. by D.S. McLuskey & A.J. Berry), pp.313–320. Pergamon Press, Oxford.
Dahl, J. 1967 Some recent observations on the age and growth of eels. Proc. British coarse Fish Conf. 3:48–52.
Deelder, C.L. 1976 The problem of the supernumerary zones in otoliths of the European eel (Anquilla anquilla Linnaeus, 1758); a suggestion to cope with it. Aquaculture 9:373–379.
Deelder, C.L. 1981 On the age and growth of cultured eels, Anguilla anquilla (Linnaeus, 1758). Aquaculture 26:13–22.
Dekker, W. 1986 Age reading of European eels using tetracycline labelled otoliths. ICES C.M. 1986/M:16, 14 pp.
Facey, D.E. and G.W. LaBar. 1981 Biology of American eels in Lake Champlain, Vermont. Trans. Am. Fish. Soc. 110:396–402.
Gray, R.W. and C.W. Andrews. 1971 Age and growth of the American eel (Anquilla rostrata (LeSueur)) in Newfoundland waters. Can. J. Zool. 49:121–128.
Hansen, R.A. and A.G. Eversole. 1984 Age, growth, and sex ratio of American eels in brackish-water portions of a South Carolina River. Trans. Am. Fish. Soc. 113:744–749.
Harrell, R.M. and H.A. Loyacano Jr. 1982 Age, growth and sex ratio of the American eel in the Cooper River, South Carolina. Proc. Ann. Conf. Southeastern Ass. Fish. Wildl. Agencies 34:349–359.
Helfman, G.S., E.L. Bozeman and E.B. Brothers. 1984 Size, age, and sex of American eels in a Georgia rivers. Trans. Am. Fish. Soc. 13:132–141.
Helfman, G.S., E.L. Bozeman and E. B. Brothers. 1984a Comparison of American eel growth rates from tag returns and length-age analyses. - U. S. Fish. Bull. 82:519–522.
Hu, L.C. and P.R. Todd. 1981 An improved technique for preparing eel otoliths for ageing. N. Z. J. Mar. Freshw. Res. 15:445–446.
Hurley, D.A. 1972 The American eel (Anquilla rostrata) in eastern Lake Ontario. J. Fish. Res. Board Can. 29:535–543.
Jarmatz, K., H. Winkler and E. Biester. 1986 Fischereibiologische Untersuchungen am Aalbestand der Kustengewässer der DDR von 1982. - Wissenschaftliche Zeitschrift der Wilhelm--Pieck-Universitat Rostock, Naturwissenschaftliche Reihe 35(5):48–53.
Jellyman, D.J. 1979 Scale development and age determination in New Zealand freshwater eels (Anquilla spp.). N. Z. J. Mar. Freshw. Res. 13:23–30.
Jessop, B.M. 1987 Migrating Anmerican eels in Nova Scotia. Trans. Am. Fish. Soc. 116:161–170.
Levesque, J.R. and W.R. Whitworth. 1987 Age class distribution and size of American eel (Anquilla rostrata) in the Shetucket/Thames River. J. Freshw. Ecol. 4:17–22.
Lecomte-Finiger, R. 1985 L'Age de l'anguilla europeenne (Anguilla anguilla L., 1758): etat actuel des connaissances et recherches nouvelles en Mediterranee. J. Appl. Ichthyol. 1:178–192.
Lecomte-Finiger, R. 1988 Otoliths of the eel, Anguilla anguilla; in microstructure of the mineral and the organic components. Zool. Scripta (in press).
Liew, P.K.L. 1974 Age determination of American eels based on the structure of their otoliths. In: Ageing of fish (ed. by T.B. Bagenal), pp. 124–136. Unwin Brothers Limited, Surrey.
Mills, D.H. and S.A. Hussein. 1985 Age, growth, population density and standing crop of eels in the River Tweed. ICES C.M. 1985/M:34, 24p.
Moriarty, C. 1973 A technique for examining eel otoliths. - J. Fish Biol. 5:183–184.
Moriarty, C. 1982 Development of two eel Anguilla anguilla fisheries in Ireland. Ontario Fish. Tech. Rep. Ser. 4:66–69.
Moriarty, C. 1983 Age determination and growth rate of eels, Anguilla anguilla (L.). J. Fish Biol. 23:257–264.
Moriarty, C. and B. Steinmetz. 1979 On age determination of eels. Rapp. P.-V. Reun. Cons. Int. Explor. Mer 174:70–74.
Nielsen, J. 1988 Marking and tagging methods applied to eel (Anguilla anguilla L.). EIFAC Occ. Paper. (this volume).
Mosegaard, H. and H. Wickstrøm. 1984 Metodik för mikrostruktur-analys av otoliter. - Bilage til vetenskapelig forskningsrapport, University of Uppsala, Uppsala, Sweden (mimeographed in Swedish).
Paulovits, G. and P. Biro. 1986 Age determination and growth of eel, Anguilla anguilla (L.). in Lake Fertö, Hungary. Fish. Res. 4:101–110.
Penaz, M. and F.-W. Tesch. 1979 Geschlechtsverhältnis und Wachstum beim Aal (Anguilla anguilla) an verschiedenen Lokalitäten von Nordsee und Elbe. Ber. Deutschen Wissenschaftlichen Komm. Meeresforsch. 21:290–310.
Prince, E.D. and L.M. Pulos (ed.). 1983 Proceedings of the international workshop on age determination of oceanic pelagic fishes: tunas, billfishes. and sharks. U. S. Department of Commerce, NOAA (National Oceanic and Atmospheric Administration) Technical Report NMFS (National Marine Fisheries Service) 8, 211 pp.
Rasmussen, G. and B. Therkildsen. 1979 Food, growth and production of Anquilla anquilla L. in a small Danish stream. Rapp. P.-V. Reun. Cons. Int. Explor. Mer 174: 32–40.
Rossi, R. 1979 An estimate of the production of the eel population in the Valli of Comacchio (Po Delta) during 1974 – 1976. Boll. Zool. 46:217–223.
Rossi, R. and A. Cannas. 1984 Eel fishing management in a hypersaline lagoon of southern Sardinia. Fish. Res. 2:258–298.
Rossi, R. and G. Colombo. 1976 Sex ratio, age and growth of silver eels in two brackish lagoons in the northern Adriatic: Valli of Comacchio and Valle Nuova. Arch. Oceanogr. Limnol. 18 (Suppl. 3):325–341.
Rossi, R. and P.A. Villani. 1980 A biological analysis of eel catches, Anquilla anquilla L., from the lagoons of Lesina and Varano, Italy. J. Fish Biol. 16:413–423.
Sinha, V.R.P. and J.W. Jones. 1967 On the age and growth of the fresh water eel (Anquilla anquilla). J. Zool. (London) 153:99–117.
Skurdal, J., L.A. Vøllestad and T. Qvenild. 1985 Comparison of scales and otoliths for age determination of whitefish Coregonus lavaretus. Fish. Res. 3:237–243.
Smith, M.W. and J.W. Saunders. 1955 The American eel in certain fresh waters of the Maritime Province of Canada. J. Fish. Res. Board Can. 12:238–269.
Steffensen, E. 1980 Daily growth increments observed in otoliths from juvenile east Baltic cod. Dana 1: 29–37.
Tesch, F.-W. 1977 The eel. Biology and management of Anquillid eel. Chapman and Hall, London.
Todd, P.R. 1980 Size and age of migrating New Zealand freshwater eels (Anquilla spp.). N. Z. J. Mar. Freshw. Res. 14:283–293.
Tulonen, J. Ankeriaan 1987 (Anquilla anquilla Linnaeus, 1758) ika sukupuolijakaumat ja kasvu eraissa etelasuomalaisissa jarvissa. Monistettuja julkaisuja in press.
Vero, M., G. Paulovits and P. Biro. 1986 A improved grinding technique for examining fish otoliths for age and growth studies with special consideration of the eel, Anquilla anquilla L. Aquaculture Fish. Managem. 17:207–212.
Vøllestad, L.A. 1985 Age determination and growth of yellow eels, Anquilla anquilla (L.), from a brackish water, Norway. J. Fish Biol. 26:521–525.
Vøllestad, L.A. 1986 Growth and production of female yellow eels, Anquilla anquilla (L.), from brackish water in Norway. Vie Milieu 36:267–271.
Vøllestad, L.A. and B. Jonsson. 1986 Life-history characteristics of the European eel Anquilla anquilla in the Imsa River, Norway. Trans. Am. Fish. Soc. 115:864–871.
Vøllestad, L.A. and B.Jonsson. 1988 A 13-year study of the population dynamics and growth of European eel Anquilla anquilla in a Norwegian river; evidence for density-dependent mortality, and development of a model for predicting yield. J. Anim. Ecol. (in press.)
Vøllestad, L.A. and T.F. Næsje. 1988 Ageing eels of known age from Kolderveen, The Netherlands. Aquaculture Fish. Managem. (in press).
Wickstrøm H. 1987 Growth of elvers stocked in some Swedish lakes. In: Fish, fisheries and natural waters. Proceedings of an international symposium, Keszthely, Hungary (in press).
