{"title":"Urchin","description":"\u003cp\u003eThe mighty urchin, a cleaning powerhouse scavenging, cleaning rocks and generally making a nuisance of themselves.\u003c\/p\u003e","products":[{"product_id":"pencil-sea-urchin","title":"Pencil Sea Urchin","description":"\u003cp\u003eThe Pencil Urchin of the Eucidaris genera is also known as the Mine or Club Urchin. It has a brown, sometimes mottled body with stubby, thick spines radiating out in all directions. The spines are surrounded by basal plates.\u003c\/p\u003e\u003cp\u003eNever try to pry it out of a hole, as you will break its spines before it lets go. As it ages, its spines may become covered with coralline and other types of algae. During the day it will seek shelter in the rocks; at night it will come out and forage for food, looking particularly for algae lawns and smaller invertebrates like sea squirts or sponges. It can be destructive to corals. It requires an aquarium with multiple hiding places and live rock on which it can graze. The rock formations should be sturdy, since the Urchin could dislodge rocks as it moves around the tank.\u003c\/p\u003e\u003cp\u003eThe Pencil Urchin is very sensitive to high levels of copper-based medications and will not tolerate high levels of nitrates. If water conditions are poor, it will shed its spines. It is extremely difficult to breed in an aquarium and has no distinguishing characteristics to help differentiate it from its mate. It should be offered dried seaweed and some animal-based supplemental foods.\u003c\/p\u003e","brand":"Kraken Corals","offers":[{"title":"Default Title","offer_id":57054443438411,"sku":"CRITTER-URCHIN-PENCIL","price":38.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1033\/7065\/4027\/files\/p_e_pencil_sea_urchin_8.jpg?v=1776422702"},{"product_id":"long-spine-urchin","title":"Long Spine Urchin","description":"\u003cp\u003eThe Black Longspine Urchin, also known as Long-spined Sea Urchin, has a body which is predominately black with a red eyespot in the center. The spines on these urchins are long, thin and completely black. They are a very delicate looking urchin, which are actually very capable of protecting itself.\u003c\/p\u003e\u003cp\u003eThese urchins are excellent algae controllers for an aquarium housing aggressive fish. Provide an aquarium with ample hiding places and room to roam. Being a nocturnal creature, the Black Longspine Urchin will hide during the day and only come out at night to forage for food such as algae and seaweed.\u003c\/p\u003e\u003cp\u003eThese urchins are an excellent algae controller for an aggressive aquarium where other invertebrates would be eaten. When approached by a fish, these urchins will sense their presence, and will defend itself by directing its spines towards its offender. It is very sensitive to high levels of copper-based medications and will not tolerate high nitrate levels. If it begins to shed its spines, it is a sign of very poor water quality. Be aware, it is venomous, with its sting being roughly equivalent to that of a bee sting.\u003c\/p\u003e","brand":"Kraken Corals","offers":[{"title":"Default Title","offer_id":57054539284811,"sku":"CRITTER-URCHIN-LOINGSPINE","price":35.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1033\/7065\/4027\/files\/l_o_long_spine_urchin_95.jpg?v=1776423366"},{"product_id":"orange-spine-urchin","title":"Orange Spine Urchin","description":"\u003cp\u003eThe orange spine urchin is a species of sea urchin and is covered in short orange and white spines.\u003c\/p\u003e","brand":"Kraken Corals","offers":[{"title":"Default Title","offer_id":57054673273163,"sku":"CRITTER-FISH-ORASPINE","price":36.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1033\/7065\/4027\/files\/shutterstock_1257563434.jpg?v=1776424673"},{"product_id":"tuxedo-urchin","title":"Tuxedo Urchin","description":"\u003cp\u003eThe Tuxedo Urchin is a species of sea urchin and is covered in short spines. The Tuxedo Urchin, also known as the Sphere Urchin or Globe Urchin, has five to ten broad-colored bands usually blue or black, with red, brown, or dark spines.\u003c\/p\u003e","brand":"Kraken Corals","offers":[{"title":"Default Title","offer_id":57054673404235,"sku":"CRITTER-FISH-TUXURCH","price":28.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1033\/7065\/4027\/files\/shutterstock_1257563434_1.jpg?v=1776424680"},{"product_id":"spinless-tuxedo-urchin-blue-red","title":"Spineless Tuxedo Urchin (blue\/red)","description":"\u003cp\u003eThe Spineless Tuxedo Urchin, also known as the Sphere Urchin or Globe Urchin, has five to ten broad-colored bands usually blue or black, with red, brown, or dark spines. This very striking combination, gives it the \"formal\" look and thus the name \"Tuxedo Urchin.\"\u003c\/p\u003e\u003cp\u003eDuring the day, it will hide among the rocks, in crevices, or under plants in a sandy substrate. At night, it will emerge to graze on the algae present in or near its home. The Tuxedo Pincushion Urchin generally roams alone, but several of them could be housed in the same aquarium if it is large enough to provide them with adequate food (algae) and shelter. It is sensitive to high levels of copper-based medications and it will not tolerate high nitrate levels. If it starts to lose a number of spines, it is often due to poor water conditions.\u003c\/p\u003e\u003cp\u003eIf algae levels are particularly low, its diet will need to be supplemented with dried seaweed.\u003c\/p\u003e","brand":"Kraken Corals","offers":[{"title":"Default Title","offer_id":57054758273355,"sku":"CRITTER-SPINLESS-TUXEDOURCHIN","price":28.0,"currency_code":"GBP","in_stock":false}]},{"product_id":"burrowing-white-tip-urchin","title":"Burrowing White Tip Urchin","description":"\u003cp\u003eThe Shortspine Urchin, or Burrowing Urchin, has an oval to round black body covered with hundreds of uniform, reddish-orange spines. Typically found in the back reef, this night-dwelling algae cleaner is known to burrow small niches in carbonatic rocks (dead corals) to hide.\u003c\/p\u003e\u003cp\u003eThe Shortspine Urchin requires ample hiding places and sufficient room in which to forage in the home aquarium. It generally hides in caves during the day, though it may make a burrow in thick substrates. At night, it comes out to graze on algae, moving about by its suctorial podia that are aligned in five doubled rows.\u003c\/p\u003e\u003cp\u003eThe aquarium should include large amounts of live rock on which it can graze. Rock formations need to be stable and able to withstand the burrowing movement of the Urchin wedging itself in crevices.\u003c\/p\u003e\u003cp\u003eShortspine Urchins are generally solitary, but will tolerate others of its own kind. It is sensitive to high levels of copper-based medications and will not tolerate high nitrates. Poor water quality will cause it to lose its spines.\u003c\/p\u003e","brand":"Kraken Corals","offers":[{"title":"Default Title","offer_id":57054758404427,"sku":"CRITTER-WHITE-TIP-URCHIN","price":20.0,"currency_code":"GBP","in_stock":false}]}],"url":"https:\/\/krakencorals.co.uk\/collections\/urchin.oembed","provider":"Kraken Corals","version":"1.0","type":"link"}