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November 7, 2008 - Fish Friday

November 7, 2008 - Fish Friday Notes: Please read the Goodman paper for Monday. It is on the web. Guest speaker, Chris Cheng, will be talking about how fish survive in cold water. Scorpaeniformes. Rockfishes, scorpionfishes, sculpins, lumpfishes, many other common names

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November 7, 2008 - Fish Friday

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  1. November 7, 2008 - Fish Friday Notes: Please read the Goodman paper for Monday. It is on the web. Guest speaker, Chris Cheng, will be talking about how fish survive in cold water.

  2. Scorpaeniformes • Rockfishes, scorpionfishes, sculpins, lumpfishes, many other common names • 24 families, 1300 species • Mostly shallow water, marine • All possess a suborbital stay

  3. rockfishes, scorpionfishes, lionfish & stonefish - strong venom in spines - internal fertilization - viviparous young - rockfishes can be quite old -- oldest fish was 205 years old -- others between 100-160 years -- most don’t live that long, but 20-50 year old fish not uncommon rockfish scorpionfish

  4. Scorpaeniformes rockfish scorpionfish lionfish stonefish

  5. Scorpionfish Video http://www.youtube.com/watch?v=Uf-8JZ3Rz2A http://www.youtube.com/watch?v=v9_9_5i1ndU

  6. searobins & gurnards searobins gurnard very large pectoral fins - probe the bottom and rest on them - large, muscular swimbladder for sound production - bottom dwellers

  7. Flying Gurnard

  8. Flying Gurnard Video http://www.youtube.com/watch?v=GAEqXGbYqQU

  9. Scorpaeniformes Cottidae - one of three freshwater families in order, found North America, Europe, and Asia - males provide parental care >300 species in the family -lack a swimbladder -large pectoral fins -sit on bottom -like the current or areas with high turbulence Cottidae - two species found in Illinois streams

  10. Jeff and the Catch Sculpin from Berring Sea

  11. Synbranchiformes - swamp eels & spiny eels

  12. swamp eel

  13. Swamp Eel Video http://www.youtube.com/watch?v=fvJyBT-z2Ec

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