Jaws 



to 



Metabolism 



472 Jaws (See also: Mouth, Oral teeth) 

 583 Jurassic 

 Juvenile 

 544 Juxtaglomerular apparatus 



Karyotype (See: Caryotype) 



Key 



Killifish (See:Cyprinodontidae) 

 542 Kidney (See also: Sexually dimorphic kidney) 

 544 Kidney modifications 



Knifefish (See: Gymnotiformes and subgroups) 



Laboratory (See also: Use as test animal, and under 

 Behavior in experiments and Techniques for studying 

 fish) 

 694 Laboratory analyzed behaviors 

 492 Labyrinth 



Labyrinthfish (See: Anabantoidei and subgroups) 

 Lagena 



715 Lake and stream surveys 



7 16 Lake improvement (See also: Habitat preservation) 

 592 Lakes 



Lamprey (See Petromyzontomorpha) 



Lapillus (See also: Otoliths) 



Large specimen techniques 

 564 Larva 

 566 Larval cement glands 



Larval circulation 

 655 Larval dispersion 



566 Larval feeding organs (See also: Yolk sac) 

 566 Larval hydrostatic mechanisms 



Larval integument 

 566 Larval locomotor organs 



Larval pigmentation 



Larval respiration 

 566 Larval sense organs 

 491 Lateral line 



491 Lateral line pores and canals 

 454 LDH isoenzymes 

 676 Leaping 



Learning (See: Behavioral habituation. Effects of 

 experience, Effects of gentling, Effects of isolation. 

 Imprinting, Learned vs unlearned behavior. Memory 

 mechanisms, and under Training techniques) 

 697 Learned vs unlearned behavior 



442 Lectotype designation 



664 Length frequency (See also: Population structure) 



Length weight relationship (See: Weight length 

 relationship) 

 498 Lens 



592 Lentic waters 

 654 Lethal environmental limits (See also: Use as test animal) 



Leucocytes (See also: Sexually dimorphic blood cell 

 526 counts) 



Life history 

 566 Life span 



Light (See also: Orcadian rhythms, Embryo light 

 treatment, Orientation with light source. Pineal light 

 sensitivity, and under Visual senses, especially 

 602 Underwater optics) 



Limitations of selection 



Limnetic zone 

 449 Lipid and fatty acid content 

 456 Lipid metabolism 



Lipoproteins 



443 List of types (See also: Care of types) 

 590 Littoral zone 



Littoral zone improvement 



Live cars (See: Pounds and live cars) 



Livebearer (See: Poeciliidae) 

 538 Liver (See also: Sexually dimorphic liver) 

 595 Living space (See also: Population density) 



Lizardfish (See: Synodontidae) 



Loach (See: Cobitidae) 



Lobefin (See: Coelacanthini) 



Locking devices and holdfasts (See also: Suckers) 



Locomotion (See also: Exercise, Larval locomotor organs, 

 Swimming chambers, and under Orientation and 

 674 locomotion) 

 466 Long term adaptive color change 



Longevity (See: Differential sex mortality, Life span. 

 Natural mortality) 

 593 Lotic waters 



Luminescent organs (See also: Sexually dimorphic 

 445 photophore) 



Lumpfish (See: Cyclopteridae) 

 670 Lunar rhythms 

 520 Lung (See also: Gas bladder respiration) 



Lungfish (See: Dipnoi) 

 678 Luring and angling for food (See also: Illicium) 

 509 Luteotropic hormone 

 523 Lymphatic system 

 702 Lymphocystis disease 



Mackerel (See: Scombridae) 

 495 Magnetism sensitivity 



Maintaining live fish (See also: Fish cultural 

 methodology, Use as test animal, and under Fish for 

 738 education and entertainment) 



Maintenance energy requirements (See also under 

 575 Nutrition) 



Male accessory glands 

 557 Male genital papilla (See also under Copulatory organs) 



Male heterogamety 

 643 Mammalia 



Manmade habitats (See also: Reservoirs and under 

 593 Environment manipulation) 



Manta (See: Mobulidae) 



Marine benthic zone 

 590 Marine environment 



736 Marking and tagging techniques, Radioactive tracers) 

 700 Mass mortalities (See also: Fish kill, Winterkill) 



Massmeasuring and counting eggs ( See also: Measuring 

 egg abundance) 

 617 Mastigophora 



Maternal effect 

 567 Mathematical growth analysis 



Mathematical population models (See also under 

 745 Population dynamics) 

 692 Mating (See also: Copulatory organs) 

 550 Matroclinous inheritance (See also: Gynogenesis) 



490 Mauthner neurone 

 575 Maximum size 



Maximum sustained yield (See: Maximum yield) 

 714 Maximum yield 

 695 Maze learning 



Measuring egg abundance (See also: Massmeasuring and 

 745 counting eggs) 

 745 Measuring larval abundance 



Mechanical engineering of body (See also: 

 460 Hydrodynamics and under Biophysics of fishes) 



491 Mechanical senses 



460 Mechanics of soft elastic tissues 

 488 Medulla oblongata 



Melanism 



Melanocyte stimulating hormone (See also: Long term 

 507 adaptive color change, MSH cell) 

 699 Melanoma 



Melanosis 

 501 Melatonin 



697 Memory mechanisms (See also: Effects of experience) 

 579 Mendelian inheritance 

 482 Meninges 



740 Meristic morphometric techniques 

 444 Meristics 

 487 Mesencephalon 

 545 Mesentery 

 590 Mesopelagic zone 

 505 Mesotocin 

 583 Mesozoic 

 447 Metabolic rate 



Metabolism (See: Energy consumption, Energy 

 conversion efficiency, Maintenance energy 



846 



