About Galeolaria hystrix Mörch, 1863
Galeolaria hystrix Mörch, 1863 is a serpulid worm that belongs to the family Serpulidae. This species is endemic to southern Australia and New Zealand. In terms of its ecology, Galeolaria hystrix forms aggregations. These aggregations increase local biodiversity, alter surrounding sediments, and provide habitat, food, and shelter for numerous other organisms within their ecosystem.