Discover the fascinating world of echinoderms, a unique group of marine animals characterized by their radial symmetry and water vascular systems. This category includes a variety of species such as starfish, sea urchins, sea cucumbers, and brittle stars. Learn about their incredible adaptations, diverse habitats, and important roles in marine ecosystems. Explore how these remarkable creatures contribute to the health of ocean environments and their intriguing behaviors, such as regeneration and feeding. Ideal for diving enthusiasts and marine life lovers, dive deep into the captivating biology and ecology of echinoderms!
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…
