{"id":319,"date":"2026-06-11T05:20:55","date_gmt":"2026-06-11T05:20:55","guid":{"rendered":"https:\/\/nanofishcorner.lk\/live\/?post_type=product&p=319"},"modified":"2026-10-21T12:08:29","modified_gmt":"2026-10-21T12:08:29","slug":"denisons-barb","status":"publish","type":"product","link":"https:\/\/nanofishcorner.lk\/live\/product\/denisons-barb\/","title":{"rendered":"Denison’s Barb (Sahyadria denisonii)"},"content":{"rendered":"

The Denison’s Barb<\/strong>, also known as the Red Torpedo Barb<\/strong> or Roseline Shark<\/strong>, is one of the most striking freshwater fish in the aquarium hobby. Known for its vibrant red stripe, streamlined body, and energetic swimming behavior, this species makes an outstanding centerpiece fish for large community and planted aquariums. Its peaceful temperament and impressive coloration have made it a favorite among aquarists worldwide.<\/p>\n

\n

What We Like About This Fish<\/strong><\/span><\/h2>\n
    \n
  • Brilliant red stripe and striking coloration<\/li>\n
  • Active and eye-catching schooling fish<\/li>\n
  • Peaceful with most community fish<\/li>\n
  • Hardy and adaptable to a wide range of conditions<\/li>\n
  • Excellent centerpiece species for larger aquariums<\/li>\n
  • Beautiful contrast in planted aquascapes<\/li>\n<\/ul>\n
    \n

    Recommended Tank Parameters<\/strong><\/span><\/h2>\n
      \n
    • Tank Size:<\/strong> Minimum 50 gallons (190 liters)<\/li>\n
    • Temperature:<\/strong> 15\u201325\u00b0C (59\u201377\u00b0F)<\/li>\n
    • pH Level:<\/strong> 6.5\u20137.8<\/li>\n
    • KH:<\/strong> 4\u201310 dKH<\/li>\n
    • Water Flow:<\/strong> Moderate to high<\/li>\n
    • Filtration:<\/strong> Strong filtration recommended<\/li>\n<\/ul>\n

      Due to their active nature, Denison’s Barbs require plenty of swimming space and benefit from well-oxygenated water with good circulation.<\/p>\n

      \n

      Care Guidelines<\/strong><\/span><\/h2>\n
        \n
      • Diet:<\/strong> Omnivorous; accepts high-quality flakes, pellets, frozen foods, and fresh vegetables such as zucchini and cucumber<\/li>\n
      • Social Behavior:<\/strong> Peaceful schooling fish; best kept in groups of 6\u20138 or more<\/li>\n
      • Origin:<\/strong> Tank-bred; species native to India<\/li>\n
      • Average Adult Size:<\/strong> 12\u201315 cm (5\u20136 inches)<\/li>\n
      • Average Purchase Size:<\/strong> 6.4\u201310 cm (2.5\u20134 inches)<\/li>\n
      • Shrimp Safe:<\/strong> No; may prey on dwarf shrimp and very small invertebrates<\/li>\n<\/ul>\n
        \n

        Natural Habitat and Behavior<\/strong><\/span><\/h2>\n

        Denison’s Barbs originate from fast-flowing rivers and streams in southern India. These waterways are typically well-oxygenated and contain rocky substrates, submerged vegetation, and strong currents.<\/p>\n

        In the aquarium, they are constantly on the move and display their best behavior when maintained in schools. A secure lid is recommended, as this species is known to jump when startled.<\/p>\n

        \n

        Aquascaping and Aquarium Setup<\/strong><\/span><\/h2>\n

        A spacious aquarium with open swimming areas and strong water movement is ideal for Denison’s Barbs.<\/p>\n

        Recommended Plants<\/strong><\/span><\/h3>\n
          \n
        • Anubias<\/li>\n
        • Java Fern<\/li>\n
        • Vallisneria<\/li>\n
        • Amazon Sword<\/li>\n
        • Cryptocoryne<\/li>\n<\/ul>\n

          Recommended Hardscape<\/strong><\/span><\/h3>\n
            \n
          • Smooth river stones<\/li>\n
          • Driftwood<\/li>\n
          • Rock formations<\/li>\n
          • Open swimming lanes<\/li>\n<\/ul>\n

            The combination of plants and open areas allows these active fish to explore while maintaining a natural appearance.<\/p>\n

            \n

            Tank Mates and Compatibility<\/strong><\/span><\/h2>\n

            Denison’s Barbs are peaceful and can be kept with many larger community fish, including:<\/p>\n

              \n
            • Rainbowfish<\/li>\n
            • Congo Tetras<\/li>\n
            • Larger Rasboras<\/li>\n
            • Peaceful Gouramis<\/li>\n
            • Angelfish<\/li>\n
            • Corydoras Catfish<\/li>\n
            • Larger Loaches<\/li>\n<\/ul>\n

              Avoid keeping them with very small fish, dwarf shrimp, or aggressive species.<\/p>\n

              \n

              Why Keep Denison’s Barbs?<\/strong><\/span><\/h2>\n

              Denison’s Barbs are among the most attractive and active freshwater fish available. Their vivid red coloration, schooling behavior, and peaceful nature make them an excellent choice for large community aquariums. When kept in proper groups and provided with ample swimming space, these fish become a stunning centerpiece that brings movement, color, and personality to any aquarium.<\/p>\n","protected":false},"excerpt":{"rendered":"

              …<\/p>\n","protected":false},"featured_media":320,"comment_status":"open","ping_status":"closed","template":"","meta":[],"etheme_brands":[],"product_brand":[],"product_cat":[29],"product_tag":[],"class_list":["post-319","product","type-product","status-publish","has-post-thumbnail","product_cat-barb","first","instock","sale","shipping-taxable","purchasable","product-type-variable"],"yoast_head":"\nDenison's Barb<\/title>\n<meta name=\"description\" content=\"Learn about Denison's Barb, a colorful and active schooling fish known for its bright red stripe, peaceful nature, and stunning appearance.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/nanofishcorner.lk\/live\/product\/denisons-barb\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Denison's Barb (Sahyadria denisonii)\" \/>\n<meta property=\"og:description\" content=\"Learn about Denison's Barb, a colorful and active schooling fish known for its bright red stripe, peaceful nature, and stunning appearance.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/nanofishcorner.lk\/live\/product\/denisons-barb\/\" \/>\n<meta property=\"og:site_name\" content=\"NFC Live\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/nanofishcorner\" \/>\n<meta property=\"article:modified_time\" content=\"2026-10-21T12:08:29+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/nanofishcorner.lk\/live\/wp-content\/uploads\/2026\/06\/DenisonBarb-Photoroom.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"900\" \/>\n\t<meta property=\"og:image:height\" content=\"900\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/nanofishcorner.lk\\\/live\\\/product\\\/denisons-barb\\\/\",\"url\":\"https:\\\/\\\/nanofishcorner.lk\\\/live\\\/product\\\/denisons-barb\\\/\",\"name\":\"Denison's Barb\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/nanofishcorner.lk\\\/live\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/nanofishcorner.lk\\\/live\\\/product\\\/denisons-barb\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/nanofishcorner.lk\\\/live\\\/product\\\/denisons-barb\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/nanofishcorner.lk\\\/live\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/DenisonBarb-Photoroom.webp\",\"datePublished\":\"2026-06-11T05:20:55+00:00\",\"dateModified\":\"2026-10-21T12:08:29+00:00\",\"description\":\"Learn about Denison's Barb, a colorful and active schooling fish known for its bright red stripe, peaceful nature, and stunning appearance.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/nanofishcorner.lk\\\/live\\\/product\\\/denisons-barb\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/nanofishcorner.lk\\\/live\\\/product\\\/denisons-barb\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/nanofishcorner.lk\\\/live\\\/product\\\/denisons-barb\\\/#primaryimage\",\"url\":\"https:\\\/\\\/nanofishcorner.lk\\\/live\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/DenisonBarb-Photoroom.webp\",\"contentUrl\":\"https:\\\/\\\/nanofishcorner.lk\\\/live\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/DenisonBarb-Photoroom.webp\",\"width\":900,\"height\":900,\"caption\":\"Denison's Barb (Sahyadria denisonii)\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/nanofishcorner.lk\\\/live\\\/product\\\/denisons-barb\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/nanofishcorner.lk\\\/live\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Shop\",\"item\":\"https:\\\/\\\/nanofishcorner.lk\\\/live\\\/shop-2\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Denison’s Barb (Sahyadria denisonii)\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/nanofishcorner.lk\\\/live\\\/#website\",\"url\":\"https:\\\/\\\/nanofishcorner.lk\\\/live\\\/\",\"name\":\"NFC Live\",\"description\":\"Your Premier Aquarium Shop!\",\"publisher\":{\"@id\":\"https:\\\/\\\/nanofishcorner.lk\\\/live\\\/#organization\"},\"alternateName\":\"Nano Fish Corner\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/nanofishcorner.lk\\\/live\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/nanofishcorner.lk\\\/live\\\/#organization\",\"name\":\"NFC Live\",\"url\":\"https:\\\/\\\/nanofishcorner.lk\\\/live\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/nanofishcorner.lk\\\/live\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/nanofishcorner.lk\\\/live\\\/wp-content\\\/uploads\\\/2026\\\/03\\\/Nano-scaled.jpg\",\"contentUrl\":\"https:\\\/\\\/nanofishcorner.lk\\\/live\\\/wp-content\\\/uploads\\\/2026\\\/03\\\/Nano-scaled.jpg\",\"width\":2560,\"height\":2560,\"caption\":\"NFC Live\"},\"image\":{\"@id\":\"https:\\\/\\\/nanofishcorner.lk\\\/live\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.facebook.com\\\/nanofishcorner\"]}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Denison's Barb","description":"Learn about Denison's Barb, a colorful and active schooling fish known for its bright red stripe, peaceful nature, and stunning appearance.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/nanofishcorner.lk\/live\/product\/denisons-barb\/","og_locale":"en_US","og_type":"article","og_title":"Denison's Barb (Sahyadria denisonii)","og_description":"Learn about Denison's Barb, a colorful and active schooling fish known for its bright red stripe, peaceful nature, and stunning appearance.","og_url":"https:\/\/nanofishcorner.lk\/live\/product\/denisons-barb\/","og_site_name":"NFC Live","article_publisher":"https:\/\/www.facebook.com\/nanofishcorner","article_modified_time":"2026-10-21T12:08:29+00:00","og_image":[{"width":900,"height":900,"url":"https:\/\/nanofishcorner.lk\/live\/wp-content\/uploads\/2026\/06\/DenisonBarb-Photoroom.webp","type":"image\/webp"}],"twitter_card":"summary_large_image","twitter_misc":{"Est. reading time":"3 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/nanofishcorner.lk\/live\/product\/denisons-barb\/","url":"https:\/\/nanofishcorner.lk\/live\/product\/denisons-barb\/","name":"Denison's Barb","isPartOf":{"@id":"https:\/\/nanofishcorner.lk\/live\/#website"},"primaryImageOfPage":{"@id":"https:\/\/nanofishcorner.lk\/live\/product\/denisons-barb\/#primaryimage"},"image":{"@id":"https:\/\/nanofishcorner.lk\/live\/product\/denisons-barb\/#primaryimage"},"thumbnailUrl":"https:\/\/nanofishcorner.lk\/live\/wp-content\/uploads\/2026\/06\/DenisonBarb-Photoroom.webp","datePublished":"2026-06-11T05:20:55+00:00","dateModified":"2026-10-21T12:08:29+00:00","description":"Learn about Denison's Barb, a colorful and active schooling fish known for its bright red stripe, peaceful nature, and stunning appearance.","breadcrumb":{"@id":"https:\/\/nanofishcorner.lk\/live\/product\/denisons-barb\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/nanofishcorner.lk\/live\/product\/denisons-barb\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/nanofishcorner.lk\/live\/product\/denisons-barb\/#primaryimage","url":"https:\/\/nanofishcorner.lk\/live\/wp-content\/uploads\/2026\/06\/DenisonBarb-Photoroom.webp","contentUrl":"https:\/\/nanofishcorner.lk\/live\/wp-content\/uploads\/2026\/06\/DenisonBarb-Photoroom.webp","width":900,"height":900,"caption":"Denison's Barb (Sahyadria denisonii)"},{"@type":"BreadcrumbList","@id":"https:\/\/nanofishcorner.lk\/live\/product\/denisons-barb\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/nanofishcorner.lk\/live\/"},{"@type":"ListItem","position":2,"name":"Shop","item":"https:\/\/nanofishcorner.lk\/live\/shop-2\/"},{"@type":"ListItem","position":3,"name":"Denison’s Barb (Sahyadria denisonii)"}]},{"@type":"WebSite","@id":"https:\/\/nanofishcorner.lk\/live\/#website","url":"https:\/\/nanofishcorner.lk\/live\/","name":"NFC Live","description":"Your Premier Aquarium Shop!","publisher":{"@id":"https:\/\/nanofishcorner.lk\/live\/#organization"},"alternateName":"Nano Fish Corner","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/nanofishcorner.lk\/live\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/nanofishcorner.lk\/live\/#organization","name":"NFC Live","url":"https:\/\/nanofishcorner.lk\/live\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/nanofishcorner.lk\/live\/#\/schema\/logo\/image\/","url":"https:\/\/nanofishcorner.lk\/live\/wp-content\/uploads\/2026\/03\/Nano-scaled.jpg","contentUrl":"https:\/\/nanofishcorner.lk\/live\/wp-content\/uploads\/2026\/03\/Nano-scaled.jpg","width":2560,"height":2560,"caption":"NFC Live"},"image":{"@id":"https:\/\/nanofishcorner.lk\/live\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/nanofishcorner"]}]}},"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/nanofishcorner.lk\/live\/wp-json\/wp\/v2\/product\/319","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nanofishcorner.lk\/live\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/nanofishcorner.lk\/live\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/nanofishcorner.lk\/live\/wp-json\/wp\/v2\/comments?post=319"}],"version-history":[{"count":1,"href":"https:\/\/nanofishcorner.lk\/live\/wp-json\/wp\/v2\/product\/319\/revisions"}],"predecessor-version":[{"id":3376,"href":"https:\/\/nanofishcorner.lk\/live\/wp-json\/wp\/v2\/product\/319\/revisions\/3376"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nanofishcorner.lk\/live\/wp-json\/wp\/v2\/media\/320"}],"wp:attachment":[{"href":"https:\/\/nanofishcorner.lk\/live\/wp-json\/wp\/v2\/media?parent=319"}],"wp:term":[{"taxonomy":"brand","embeddable":true,"href":"https:\/\/nanofishcorner.lk\/live\/wp-json\/wp\/v2\/etheme_brands?post=319"},{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/nanofishcorner.lk\/live\/wp-json\/wp\/v2\/product_brand?post=319"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/nanofishcorner.lk\/live\/wp-json\/wp\/v2\/product_cat?post=319"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/nanofishcorner.lk\/live\/wp-json\/wp\/v2\/product_tag?post=319"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}