{"id":3611,"date":"2026-02-17T01:04:45","date_gmt":"2026-02-17T01:04:45","guid":{"rendered":"https:\/\/aquadistribution.co.uk\/product\/cosmos-wrasse-halichoeres-cosmetus\/"},"modified":"2026-02-17T01:04:45","modified_gmt":"2026-02-17T01:04:45","slug":"cosmos-wrasse-halichoeres-cosmetus","status":"publish","type":"product","link":"https:\/\/aquadistribution.co.uk\/?product=cosmos-wrasse-halichoeres-cosmetus","title":{"rendered":"Cosmos Wrasse Halichoeres Cosmetus"},"content":{"rendered":"

Cosmos Wrasse (Halichoeres cosmetus<\/em>)<\/strong><\/h3>\n

Overview<\/strong><\/h4>\n

The Cosmos Wrasse, also known as the Adorned or Elegant Wrasse, is a striking and active reef fish featuring vivid green, orange, and blue markings with a bright yellow tail. Hardy and peaceful, this beautifully patterned species adds constant color and energy to reef or community aquariums while helping control unwanted pests like flatworms and small invertebrates.<\/p>\n

Origin<\/strong><\/h4>\n

Native to the Indo-Pacific region, including the Maldives, Sri Lanka, and Indonesia, Halichoeres cosmetus<\/em> inhabits coral reefs and sandy lagoons, often seen foraging among live rock and coral rubble.<\/p>\n

Feeding<\/strong><\/h4>\n

An omnivore that enjoys a varied diet of frozen mysis, brine shrimp, finely chopped seafood, and quality marine pellets. It also naturally grazes on small invertebrates in the aquarium. Feed 2\u20133 times daily.<\/p>\n

Tank Mates<\/strong><\/h4>\n

Peaceful and reef-safe with most species, it coexists well with tangs, gobies, anthias, and other non-aggressive wrasses. Avoid aggressive or overly territorial fish that may intimidate it.<\/p>\n

Aggression<\/strong><\/h4>\n

Generally peaceful, though minor territorial behavior may occur toward similar wrasses in confined tanks. Provide ample live rock, open swimming space, and a sand bed for resting.<\/p>\n

Experience Level<\/strong><\/h4>\n

Ideal for beginner to intermediate aquarists. Hardy, colorful, and easy to care for, the Cosmos Wrasse adapts well to mature reef or community aquariums.<\/p>\n

Water Parameters<\/strong><\/h4>\n
    \n
  • \n

    Temperature:<\/strong> 75\u00b0F \u2013 82\u00b0F (24\u00b0C \u2013 28\u00b0C)<\/p>\n<\/li>\n

  • \n

    Salinity:<\/strong> 1.020 \u2013 1.025 SG<\/p>\n<\/li>\n

  • \n

    pH:<\/strong> 8.1 \u2013 8.4<\/p>\n<\/li>\n

  • \n

    Alkalinity:<\/strong> 8 \u2013 12 dKH<\/p>\n<\/li>\n<\/ul>\n

    Colorful, hardy, and full of personality, the Cosmos Wrasse is a fantastic addition for aquarists seeking a lively and reef-safe species to brighten their marine aquarium.<\/p>\n","protected":false},"excerpt":{"rendered":"

    Cosmos Wrasse (Halichoeres cosmetus) Overview The Cosmos Wrasse, also known as the Adorned or Elegant Wrasse, is a striking and active reef fish featuring vivid green, orange, and blue markings with a bright yellow tail. Hardy and peaceful, this beautifully patterned species adds constant color and energy to reef or community aquariums while helping control […]<\/p>\n","protected":false},"featured_media":3610,"template":"","meta":[],"product_brand":[],"product_cat":[127],"product_tag":[],"class_list":{"0":"post-3611","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-marine-wrasse","8":"first","9":"instock","10":"taxable","11":"shipping-taxable","12":"purchasable","13":"product-type-simple"},"group_of_quantity":0,"min_quantity":0,"max_quantity":"","exclude_order_quantity_value_rules":"no","exclude_category_quantity_rules":"no","combine_variations":"no","exclude_global_add_ons":[],"addons":[],"_links":{"self":[{"href":"https:\/\/aquadistribution.co.uk\/index.php?rest_route=\/wp\/v2\/product\/3611","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aquadistribution.co.uk\/index.php?rest_route=\/wp\/v2\/product"}],"about":[{"href":"https:\/\/aquadistribution.co.uk\/index.php?rest_route=\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/aquadistribution.co.uk\/index.php?rest_route=\/wp\/v2\/media\/3610"}],"wp:attachment":[{"href":"https:\/\/aquadistribution.co.uk\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3611"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/aquadistribution.co.uk\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_brand&post=3611"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/aquadistribution.co.uk\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_cat&post=3611"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/aquadistribution.co.uk\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_tag&post=3611"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}