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3.1 –Reproduction, senses and communication 3.2 – Reproduction, senses and communication

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Week 3. 3.1 –Reproduction, senses and communication 3.2 – Reproduction, senses and communication. Chapter 20-21-22: Sensory Biology. Fish Eye. A fish’s view through the water surface. Specialized eye placements. Anableps. Periophthalmus. No eyes. Third eye.

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Week 3

3.1 –Reproduction, senses and communication

3.2 – Reproduction, senses and communication

slide10

No eyes

Third eye

slide16

Weberian Apparatus

Ostariophysian fishes

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Strong dischargers

Electric ray

Electric stargazer

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Electric eel

Strong dischargers

Electric catfish

slide33

Weak dischargers

gymnotids

mormyrids

slide34

Weak dischargers

some rays

electric eel

slide36

stridulation

drumming

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Trichopsis

Croaking gourami

slide40

Olfaction

Olfactory rosette

slide61

Digestive tract

Herbivorous fish

Lamprey

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Marine

Both

Freshwater

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Saltwater fish

Freshwater fish

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Scales

Armor

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Lampreys

Freshwater

Teleosts

Elasmobranchs

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Freshwater Teleost

Hypo-osmotic to environment

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Marine Teleost

Hyperosmotic to environment

slide82

“Seawater Farms

Bringing Life from Deserts and Seawater”

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