1. 3.1 –Reproduction, senses and communication 3.2 – Reproduction, senses and communication Week 3

2. Chapter 20-21-22: Sensory Biology

3. Fish Eye

4. A fish’s view through the water surface

6. Specialized eye placements

8. Anableps

9. Periophthalmus

10. No eyes Third eye

11. Chapter 21 – Hearing, Balance, lateral line and electricity

12. Otic Region of the Skull

13. Inner Ear of a bony fish

14. Otolith

15. Neuromast organ (hair cell)

16. Weberian Apparatus Ostariophysian fishes

17. Herring, anchovies, sardines….

18. Lateral Line

19. Trunk and cephalic lateral line ratfish

20. Lateral Line

21. Electrosensory systems

22. Passive electrosensory systems

23. Ampulla of Lorenzini

24. Active electrosensory systems

26. Mormyridae (Osteoglossomorpha)

28. Magnetic field sensors?

29. Electrical Generation

30. Strong dischargers

31. Electric ray Electric stargazer

32. Strong dischargers Electric eel Electric catfish

33. Weak dischargers gymnotids mormyrids

34. Weak dischargers some rays electric eel

35. Fishes and sound

36. stridulation drumming

37. Trichopsis Croaking gourami

38. Chapter 22 – Chemosenses – Olfaction, taste and misc.

39. Taste (gustation) Olfaction

40. Olfactory rosette

41. External nares

42. Olfactory structures – basic anatomy

43. Olfactory rosette

45. lungfish Internal nares (choanae)

48. Deep sea angler fish

49. Taste (gustation)

50. Taste bud

52. Chapter 23 – A bit about feeding and food

55. Tooth bearing bones in fishes

56. Gill rakers

57. Basking shark Herring

58. Pharyngeal Jaws

60. Digestive tract

61. Lamprey Herbivorous fish

62. Chondrichthyes and lower bony fishes

63. Chapter 25 – Osmotic Balance

65. Marine Both Freshwater

66. Aquatic Tetrapods

68. Freshwater fish Saltwater fish

69. Freshwater fishes

70. Armor Scales

71. Lampreys Elasmobranchs Teleosts Freshwater

72. Freshwater Teleost Hypo-osmotic to environment

73. Hagfish

74. Marine Elasmobranch

75. Latimeria (living coelacanth)

76. Marine Teleost Hyperosmotic to environment

77. Diadromy

78. Anadromous

79. Catadromous

80. Coastal Marshes

81. Tidepools

82. “Seawater Farms Bringing Life from Deserts and Seawater” tilapia