Cyprinidae 



(continued) 



Nose 



Experimental analysis 

 Visual senses 

 Survival value 



Experimental analysis 

 Nucleus preopticus 

 Cytology 

 Function 

 Development 

 Neurohypophysis 

 Anatomy 

 Histology 

 Function 

 Adrenaline 

 Pigment cells 



Experimental analysis 

 Color change 



Experimental analysis 

 Chloride cells 

 Histology 



Ultrastructure 

 Monogenea 



Incidence of infection 



Seasonal changes 

 Intensity of infection 

 Seasonal changes 

 Digenea 



Incidence of infection 

 Parasite life history 

 Ultrastructure 

 Host parasite interactions 

 Cestoda 



Incidence of infection 



Seasonal changes 

 Intensity of infection 

 Seasonal changes 

 Nematoda 



Incidence of infection 



Seasonal changes 

 Intensity of infection 

 Seasonal changes 

 Acanthocephala 



Incidence of infection 

 Distribution 

 Population density 



Age class distribution 

 Gut contents 



Seasonal changes 

 Habitat preference 

 Schreckstoffe 



Experimental analysis 

 Descriptive evolution 

 Instrumental conditioning 

 Chemical senses 

 Visual signals 

 Aura! signals 

 Spinal cord injury 

 Color change 



Experimental analysis 

 CNS integration 

 Ich disease 



Incidence of infection 

 Seasonal changes 

 Myxosporidiosis 

 Habitat destruction 

 Pimephalcs notatus 

 Pearl organs 



Function 

 Reproductive season 

 Habitat preference 

 Insecticide pollutants 

 Dieldrin 



Food chains 



Experimental analysis 

 Pimephales promelas 

 Female genital papilla 

 Anatomy 



Identification 

 Temperature 

 Effect on fish 



Fish control agents 

 Inorganics in water 

 Effect on fish 



Lethal environmental limits 

 Heavy metal pollutants 

 Virus diseases 



Tissue culture techniques 

 Heavy metal pollutants 

 Copper 



Effect on fish 

 Developing egg 



803726 

 803726 



803986 

 804326 



808216 

 808216 



808216 



808216 

 804079 

 805961 

 805976 

 806033 

 805961 



805961 

 803935 

 804520 



808412 

 803651 

 803651 



803828 

 803651 



808216 

 805407 

 806844 



808618 

 804103 

 807003 



806986 



807847 

 808604 



807504 

 807504 



Rate of growth 

 Lethal environmental limits 

 Zinc 



Effect on fish 

 Developing egg 

 Fry 



Reproduction 

 Carcinogenic agents 

 Hydrocarbons 



Experimental analysis 



Tissue culture techniques 

 Herbicide pollutants 



Lethal environmental limits 

 Experimental analysis 

 Pondfish productivity 

 Artificial population manipulation 

 Antimycin-A 



Fish control agents 

 Experimental analysis 

 Use as test animal 

 Carcinogenic agents 



Tissue culture techniques 

 Tissue culture techniques 

 Identification 



Immunological analysis 

 Pimephales vigilax 

 Larva 



Change with age 

 Distribution within habitat 



Larva 

 Vertical distribution 

 Larva 



Circadian rhythms 

 Reproductive season 

 Probarbus juitieni 



Endangered species 

 Pseudorasbora parva 

 Bacterial diseases 

 Effect on fish 



Treatment for disease 

 Pseudorasbora pumila 

 Oogenesis 

 Histology 

 Ptychocheilus lucius 

 Rate of growth 



Population changes 

 Reproductive season 

 Feeding 



Change with age 

 Gut contents 



Change with age 

 Habitat destruction 

 Ptychocheilus oregonensis 

 Synonymy 

 Kidney 

 Anatomy 

 Histology 

 Seasonal sexual coloration 

 Developing egg 

 Temperature 



Lethal environmental limits 

 Heat pollution 

 Habitat preference 



Reproduction 

 Species recognition 

 Aggregating behavior 

 Reproduction 

 Mating 



Predator control 

 Fish control agents 

 Electric shocking 

 History of ichthyology 



Lewis and Clark Expedition 

 Ptychocheilus umpquae 

 Predator control 

 Fish control agents 

 Puntius 

 Synonymy 

 Invalidation 

 Validation 

 Rasbora cephalotaenia 



Habitat preference 

 Rasbora daniconius 

 Pituitary blood supply 



Anatomy 

 Stress reactions 

 Adrenal cortex 

 Experimental am 

 Rasbora hengeli 

 Reproduction 

 Rasbora heteromorpha 

 Chromosome number 



807804 

 807804 

 807804 



808139 

 808139 



lysis 



805073 



807090 

 807794 

 807794 

 807794 



807090 



809064 

 807786 

 807786 



806639 



807786 

 807786 

 807786 

 806400 



807786 



806400 

 806509 



806474 

 803558 

 806474 



806700 



806701 

 805848 

 805397 



368 



