{"product_id":"heart-urchin-maretia-planulata","title":"Heart Urchin – Maretia planulata","description":"\u003ch2\u003eHeart Urchin – \u003cem\u003eMaretia planulata\u003c\/em\u003e\n\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCommon name:\u003c\/strong\u003e Heart Urchin\u003cbr\u003e \u003cstrong\u003eScientific name:\u003c\/strong\u003e \u003cem\u003eMaretia planulata\u003c\/em\u003e\u003cbr\u003e \u003cstrong\u003eOrigin:\u003c\/strong\u003e Indo-Pacific\u003cbr\u003e \u003cstrong\u003eAdult size:\u003c\/strong\u003e 6–10 cm\u003cbr\u003e \u003cstrong\u003eTemperament:\u003c\/strong\u003e Peaceful\u003cbr\u003e \u003cstrong\u003eDiet:\u003c\/strong\u003e Detritivore\u003cbr\u003e \u003cstrong\u003eMinimum tank size:\u003c\/strong\u003e 200 L+ (mature sand bed)\u003cbr\u003e \u003cstrong\u003eReef safe:\u003c\/strong\u003e Yes\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eOverview\u003c\/h3\u003e\n\u003cp\u003e\u003cem\u003eMaretia planulata\u003c\/em\u003e is a sand-burrowing heart urchin known for its oval, heart-shaped body and soft spines. Unlike rock-grazing urchins, this species lives within the sand bed, where it plays an important role in substrate maintenance and natural aeration.\u003c\/p\u003e\n\u003cp\u003eBest suited for mature reef aquariums with established sand beds.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eBehavior \u0026amp; Sand Requirements\u003c\/h3\u003e\n\u003cp\u003ePeaceful and completely reef safe.\u003c\/p\u003e\n\u003cp\u003eRequires:\u003cbr\u003e • Deep, fine sand bed\u003cbr\u003e • Large open sand area\u003cbr\u003e • Mature system with natural microfauna\u003c\/p\u003e\n\u003cp\u003eSpends most of its time buried beneath the substrate, moving slowly while feeding.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eFeeding\u003c\/h3\u003e\n\u003cp\u003ePrimarily consumes:\u003cbr\u003e • Detritus\u003cbr\u003e • Organic matter within the sand\u003cbr\u003e • Microfauna\u003c\/p\u003e\n\u003cp\u003eBecause it feeds within the substrate, supplemental feeding is difficult. It depends on a naturally rich and established sand bed.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eCare Notes\u003c\/h3\u003e\n\u003cp\u003e• Sensitive to sudden salinity or parameter changes\u003cbr\u003e • Does not tolerate copper-based medications\u003cbr\u003e • Not suitable for bare-bottom aquariums\u003cbr\u003e • May slowly starve in new or very clean systems\u003c\/p\u003e\n\u003cp\u003eA specialized sand-dwelling echinoderm best suited for large, mature reef aquariums with deep and biologically active substrate.\u003c\/p\u003e","brand":"Korallifarmi","offers":[{"title":"Default Title","offer_id":54234125205827,"sku":null,"price":39.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/1864\/8365\/files\/heart-urchin-maretia-planulata-415.webp?v=1772133493","url":"https:\/\/korellifarmi.com\/products\/heart-urchin-maretia-planulata","provider":"Korallifarmi","version":"1.0","type":"link"}