Cardio‐respiratory synchronization and myocardial function in hypoxic carp, Cyprinus carpio,Stocking experiments with 0 + and 1 + trout parr, Salmo trutta L., of wild and hatchery origin: 1. Post‐stocking mortality and smolt yield,Stocking experiments with 0 + and 1 + trout parr, Salmo trutta L., of wild and hatchery origin: 2. Post‐stocking movements,Episodic exposure to acid and aluminium in soft water: survival and recovery of brown trout,Salmo trutta,Fine structure of chloride cells in freshwater‐ and seawater‐adapted Oreochromis niloticus (Linnaeus) and Oreochromis mossambicus (Peters),Factors influencing otolith increment formation in Japanese eel,Anguilla japonica T. & S., elvers,Algae as first food for cod larvae, Gadus morhuaL.: filter feeding or ingestion by accident?,Carbohydrate metabolism during embryonic and larval development of Odonthestes humensis(De Buen, 1953) (Pisces—Atherinidae),Composition and seasonal fluctuations of the ichthyoplankton community in a shallow tidal channel of Cadiz Bay (S.W. Spain),Immunoglobulin concentration in Atlantic cod, Gadus morhua L., serum and cross‐reactivity between anti‐cod‐antibodies and immunoglobulins from other species,Identification of a new granulocyte type in the skin of carp Cyprinus carpio