{"id":42598,"date":"2026-06-25T00:23:23","date_gmt":"2026-06-24T22:23:23","guid":{"rendered":"https:\/\/mytankscape.com\/shop\/altum-angels-2\/"},"modified":"2026-10-19T01:42:31","modified_gmt":"2026-10-18T22:42:31","slug":"altum-angels","status":"publish","type":"product","link":"https:\/\/mytankscape.com\/en\/shop\/altum-angels\/","title":{"rendered":"Altum Angels"},"content":{"rendered":"<div class=\"mts-care-guide\">\n<h3>Altum Angelfish (Pterophyllum altum) \u2013 Care Guide<\/h3>\n<p>The Altum Angel (<em>Pterophyllum altum<\/em>) is universally regarded as the most majestic freshwater cichlid in the hobby \u2014 the &#8220;Holy Grail&#8221; of angelfish keeping. From the blackwater Rio Orinoco and Rio Negro of Colombia and Venezuela, these regal fish grow to extraordinary heights of 30\u201345 cm including fins. They demand advanced care comparable to Discus \u2014 but reward patient, experienced keepers with an unparalleled aquarium showpiece.<\/p>\n<table>\n<tr>\n<th>Temperature<\/th>\n<td>27\u201330 \u00b0C (warm water non-negotiable)<\/td>\n<\/tr>\n<tr>\n<th>pH<\/th>\n<td>5.0\u20136.5 (low pH essential \u2014 especially for wild specimens)<\/td>\n<\/tr>\n<tr>\n<th>Hardness<\/th>\n<td>0\u20135 dGH (very soft water)<\/td>\n<\/tr>\n<tr>\n<th>Min. Tank Size<\/th>\n<td>340 L (90 gal) minimum \u2014 tall tanks (60 cm+ depth) are essential<\/td>\n<\/tr>\n<tr>\n<th>Care Level<\/th>\n<td>Advanced<\/td>\n<\/tr>\n<tr>\n<th>Temperament<\/th>\n<td>Peaceful toward similar-sized fish; can be aggressive among conspecifics<\/td>\n<\/tr>\n<tr>\n<th>Diet<\/th>\n<td>Carnivore \u2014 live\/frozen brine shrimp, bloodworms, daphnia. Wild-caught specimens may be reluctant to accept dry food initially.<\/td>\n<\/tr>\n<tr>\n<th>Compatibility<\/th>\n<td>Discus, Corydoras sterbai, Cardinal Tetras, Rummy Nose Tetras. Keep in groups of 6+ to minimise aggression.<\/td>\n<\/tr>\n<\/table>\n<p>\u26a0 Strict quarantine and deworming required for wild-caught specimens. Never use copper-based medications. Use blackwater extract (Indian almond leaf, peat filtration) to achieve correct pH. The first 1\u20132 months of acclimatisation are the most critical period. Weekly 30\u201340% water changes mandatory. Highly sensitive to nitrate accumulation \u2014 keep below 10 ppm.<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Altum Angelfish (Pterophyllum altum) \u2013 Care Guide The Altum Angel (Pterophyllum altum) is universally regarded as the most majestic freshwater<\/p>\n","protected":false},"featured_media":43511,"comment_status":"open","ping_status":"closed","template":"","meta":{"wpai_generated_summary":""},"product_brand":[],"product_cat":[319,303],"product_tag":[],"class_list":["post-42598","product","type-product","status-publish","has-post-thumbnail","product_cat-freshwater-aquariums","product_cat-live-fishes","first","outofstock","featured","shipping-taxable","purchasable","product-type-simple"],"jetpack_sharing_enabled":true,"jetpack_likes_enabled":false,"jetpack-related-posts":[],"_links":{"self":[{"href":"https:\/\/mytankscape.com\/en\/wp-json\/wp\/v2\/product\/42598","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mytankscape.com\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/mytankscape.com\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/mytankscape.com\/en\/wp-json\/wp\/v2\/comments?post=42598"}],"version-history":[{"count":0,"href":"https:\/\/mytankscape.com\/en\/wp-json\/wp\/v2\/product\/42598\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/mytankscape.com\/en\/wp-json\/wp\/v2\/media\/43511"}],"wp:attachment":[{"href":"https:\/\/mytankscape.com\/en\/wp-json\/wp\/v2\/media?parent=42598"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/mytankscape.com\/en\/wp-json\/wp\/v2\/product_brand?post=42598"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/mytankscape.com\/en\/wp-json\/wp\/v2\/product_cat?post=42598"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/mytankscape.com\/en\/wp-json\/wp\/v2\/product_tag?post=42598"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}