Ultraviolet irradiation of tilapia spermatozoa and the Hertwig effect: electron microscopic analysis,Growth in juvenile Scarus rivulatus and Ctenochaetus binotatus: a comparison of families Scaridae and Acanthuridae,Mitochondrial DNA variation in Atlantic salmon, Salmo, salar L., populations,Temperature effects on incubation time and growth of juvenile whitefin gudgeon, Gobio albipinnatus Lukasch,Diet, prey selection, and growth of larval and juvenile burbot Lota lota (L.),Daily growth increments in the otoliths of the three‐spined stickleback, Gasterosteus aculeatus L.,The spermatic ducts of salmonid fishes (Salmonidae, Teleostei). Morphology, histochemistry and composition of the secretion,The feeding strategies of Liza ramada (Risso, 1826) in fresh and brackish water in the River Tagus, Portugal,Spawning and distribution of bluefish Pomatomus saltatrix (L.) in the northwestern Mediterranean,Environmental induction of Na+ transporter affinity in Atlantic salmon embryos,Evaluation of flow cytometry as a method for quantification of circulating blood cell populations in salmonid fish,First record of Seriola fasciata (Bloch, 1793) (Osteichthyes: Carangidae) in the Mediterranean,Food of 0‐group ocean pout [Macrozoarces americanus (Schneider)] in eastern Newfoundland: the importance of harpacticoid copepods,Routine respiration rates of Atlantic mackerel, Scomber scombrus L., and herring, Clupea harengus L., at low activity levels,Genetic variation in Atlantic salmon, Salmo salar L., within the Tamar catchment in south‐west England