FishSchooling

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Fish Schooling

Schooling is a social behavior in which fish align and stay close to one another as members of a group. [1] Many animals live in groups, but unlike most such groups (herds of deer,for example) a school of fish has a consistent geometric orientation. Fish in a school swim parallel to each other, are evenly spaced, and move in almost perfect synchronization.[2] Seen in this way, a school of fish can resemble a single fluid organism.

What types of fish school?

  • how common is schooling behavior
  • Types of fish most likely to school
    • Reef fish vs. open-water fish
      • relative advantages
  • differences between fish schools and pods/groups of marine mammals

Why fish school

  • Predator avoidance
    • Difficulty of tracking movement of a single fish
    • Decreased vulnerability to predators
  • Cooperation
    • Sharks and barracuda sometimes hunt in groups, for example
    • Less likely to be long-term schooling events
  • Hydrodynamics
    • Schooling can make it easier for fish to change direction, move more quickly
    • examples and explanation
  • Mating events and social behavior in fishes
    • describe
    • examples

How fish school

  • Lateral Line System
    • Define Lateral Line System, physiological
    • Explain
    • Mention that fish can school even when blinded
  • Hormonal signals
    • Basis of chemical signaling

Works Cited

  1. Grunbaum, Daniel. 1998. “Schooling as a strategy for taxis in a noisy environment”. Evolutionary Ecology[Internet]. http://download.springer.com/static/pdf/768/art%253A10.1023%252FA%253A1006574607845.pdf?auth66=1393865989_f7f8646a3e3802005dc2b710fadb8179&ext=.pdf
  2. Shaw, Evelyn. 1962. “The Schooling of Fishes”. Scientific American[Internet].http://www.nature.com/scientificamerican/journal/v206/n6/pdf/scientificamerican0662-128.pdf
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