Resource-associated Population Subdivision in a Symbiotic Coral-reef Shrimp.

  title={Resource-associated Population Subdivision in a Symbiotic Coral-reef Shrimp.},
  author={J Emmett Duffy},
  journal={Evolution; international journal of organic evolution},
  volume={50 1},
The importance of sympatric speciation remains controversial. An empirical observation frequently offered in its support is the occurrence of sister taxa living in sympatry but using different resources. To examine the possibility of sympatric differentiation in producing such cases, I measured genetic, behavioral, and demographic differentiation between populations of the tropical sponge-dwelling shrimp Synalpheus brooksi occupying two alternate host species on three reefs in Caribbean Panama… CONTINUE READING

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