Explore the diverse world of echinoderms, including starfish, sea urchins, and sea cucumbers, found in Zeeland’s waters. Learn about their unique features, such as radial symmetry and the ability to regenerate. Discover their important roles in marine ecosystems and how they contribute to the biodiversity of the ocean floor.
Common Brittle Star (Ophiura ophiura) – Gewone Slangster Taxonomy: The Common Brittle Star belongs to the Ophiuroidea class, closely related to sea urchins and starfish. It is part of the Ophiura genus, known for their slender arms and flexible bodies. Species: There are around 200 species of brittle stars, varying in color from brown to…
Common Sea Cucumber (Holothuria forskali) – Zeekomkommer Taxonomy: The Common Sea Cucumber belongs to the Holothuriidae family. They are part of the Echinodermata phylum, which includes starfish and sea urchins. Species: This species can grow up to 30 cm in length. They have a soft body and a leathery texture. Reproduction: Sea cucumbers reproduce through…
Sea Urchin (Echinus esculentus) – Zeeappel Taxonomy: The Sea Urchin belongs to the Echinodermata phylum. This group includes starfish and sea cucumbers. The name “Echinus” means “spiny” in Greek, which reflects their appearance. Species: The common sea urchin, Echinus esculentus, is well-known for its round, spiny shell. It can grow up to 10 cm in…
Fragile Star – Ophiothrix fragilis (Brokkelster) Taxonomy: The Fragile Star belongs to the Ophiuroidea class. This class is known for its arm regeneration and unique body structure, distinguishing them from other echinoderms. Species: Ophiothrix fragilis is the most recognized species, often found in shallow waters. Reproduction: They reproduce by releasing eggs and sperm into the…
Common Starfish – Asterias rubens – Zeester Taxonomy: Starfish belong to the class Asteroidea. Which is part of the phylum Echinodermata. This phylum also includes sea urchins, sand dollars and sea cucumbers. The name Asteroidea is derived from the Greek word for “star,” which reflects their star-shaped body. Species: There are approximately 1,900 known species…
