{"product_id":"porcellio-haasi-high-yellow","title":"Porcellio Haasi High Yellow Isopod","description":"\u003ch1\u003ePorcellio Haasi High Yellow Isopods for Sale UK\u003c\/h1\u003e\n\u003cp\u003ePorcellio haasi High Yellow is the brighter, more eye-catching display form of haasi, with vivid yellow to lemon-yellow markings standing out over a darker body. Combined with the large size and elongated shape this species is known for, that contrast gives the colony a stronger visual presence than darker haasi forms.\u003c\/p\u003e\n\n\u003cp\u003eThis is a good choice for keepers who want a large Spanish Porcellio that can show more obvious surface movement, clearer feeding behaviour, and a bolder look in the enclosure. It still needs the same core haasi-style setup logic though: room to move, good airflow, bark and leaf litter for cover, steady calcium access, and a clear moisture gradient with a usable drier side.\u003c\/p\u003e\n\n\u003ch2\u003eWhat stands out about High Yellow\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eColour:\u003c\/strong\u003e bright yellow markings over a darker base make this form more striking than darker haasi types.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShape:\u003c\/strong\u003e a large, elongated Porcellio with a longer-bodied look than many smaller species.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBehaviour:\u003c\/strong\u003e often more satisfying for buyers who enjoy visible movement rather than a colony that stays hidden most of the time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplay value:\u003c\/strong\u003e the stronger yellow contrast makes this morph especially appealing when the colony is settled and using the surface well.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eHow they usually behave in the enclosure\u003c\/h2\u003e\n\u003cp\u003eAs with other \u003ca href=\"\/collections\/porcellio-isopods\"\u003ePorcellio isopods\u003c\/a\u003e, this form is best approached as an active, ventilated-setup species rather than a hidden tropical type. Once settled, they may be seen crossing leaf litter, working around bark edges, and moving between open floor, hides, and the damp refuge, especially around feeding times.\u003c\/p\u003e\n\n\u003cp\u003eThat does not mean constant visibility should be expected. If the enclosure is too wet everywhere, too exposed, or too stale, they can still retreat and become harder to read. Good activity usually comes from giving them choice rather than forcing them into one corner.\u003c\/p\u003e\n\n\u003ch2\u003eBefore you order\u003c\/h2\u003e\n\u003cp\u003ePrepare the enclosure around the species' Spanish dry-hill Porcellio style rather than a sealed humid tub. Give them open floor space broken up with leaf litter and firm cover, plus bark or cork pieces where they can shelter quickly without losing access to the drier side.\u003c\/p\u003e\n\n\u003cp\u003eKeep one part of the enclosure reliably moist for hydration and moulting, but do not soak the whole tub. The dry side should still be usable, with litter and cover in place, so they can move and feed without having to sit on bare exposed substrate. If you want a full walkthrough of airflow, moisture balance, and layout, the \u003ca href=\"\/pages\/isopod-habitat-setup-guide\"\u003eisopod habitat setup guide\u003c\/a\u003e is a useful reference.\u003c\/p\u003e\n\n\u003cp\u003e\u003ca href=\"\/products\/tree-bark\"\u003eCork bark\u003c\/a\u003e works well for shaded hides and bark edges, while \u003ca href=\"\/products\/limestone\"\u003elimestone\u003c\/a\u003e is a practical way to keep calcium available long term.\u003c\/p\u003e\n\n\u003ch2\u003eFeeding and enclosure base\u003c\/h2\u003e\n\u003cp\u003eLike other Porcellio, High Yellow should still be treated as detritus-first. Leaf litter needs to be present in quantity, and decomposing wood should be part of the enclosure rather than an occasional extra. \u003ca href=\"\/products\/rot-wood\"\u003eRot wood\u003c\/a\u003e adds both grazing value and sheltered feeding areas.\u003c\/p\u003e\n\n\u003cp\u003eThis species may show a stronger visible response to fresh foods and protein than many hidden genera, but that should stay supplemental. If added foods are getting the only strong response while litter and wood stay untouched, the enclosure food base is usually too weak.\u003c\/p\u003e\n\n\u003ch2\u003eBest fit for this species\u003c\/h2\u003e\n\u003cp\u003eHigh Yellow makes the most sense for keepers who want large, elongated Porcellio with brighter colour contrast and more readable movement than many tropical species. It is especially appealing if you enjoy watching a colony use bark edges, litter, and open routes instead of only checking under one hide.\u003c\/p\u003e\n\n\u003cp\u003eIt is less suitable for buyers who prefer wet tropical setups, sparse tubs, or species chosen mainly for hidden lower-layer behaviour. This form looks its best and behaves best when the enclosure gives it air, space, and clear dry-to-moist choice.\u003c\/p\u003e\n\n\u003ch2\u003eCommon setup mistakes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eKeeping the whole tub damp:\u003c\/strong\u003e this can flatten normal Porcellio behaviour and leave the colony sitting in the least stale area instead of using the enclosure broadly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNot enough floor space or cover:\u003c\/strong\u003e large active Porcellio need room to move, but they also need bark, litter, and hides close by.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eA bare dry side:\u003c\/strong\u003e if the drier half has no leaf litter or shelter, they may avoid it even when the moisture balance is right.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eToo little calcium:\u003c\/strong\u003e steady mineral access is worth providing from the start rather than as an afterthought.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCompare before you choose\u003c\/h2\u003e\n\u003cp\u003eIf you want another yellow-toned Porcellio with strong visual appeal, \u003ca href=\"\/products\/porcellio-bolivari-yellow-ghost\"\u003ePorcellio bolivari Yellow Ghost\u003c\/a\u003e is a relevant comparison. If you prefer to browse other active surface-using options first, you can explore the wider \u003ca href=\"\/collections\/all-isopods\"\u003eall isopods\u003c\/a\u003e range, or read the \u003ca href=\"\/blogs\/isopod-species-guides\/porcellio-isopods-complete-care-guide\"\u003ePorcellio care guide\u003c\/a\u003e for a broader look at airflow, feeding response, and moisture balance across the genus.\u003c\/p\u003e","brand":"Isopods.co.uk","offers":[{"title":"5","offer_id":56454475317628,"sku":null,"price":20.0,"currency_code":"GBP","in_stock":true},{"title":"10","offer_id":56454475350396,"sku":null,"price":35.0,"currency_code":"GBP","in_stock":true},{"title":"20","offer_id":56454475383164,"sku":null,"price":65.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0936\/2423\/8460\/files\/Porcellio-Haasi-High-Yellow.jpg?v=1776465231","url":"https:\/\/www.isopods.co.uk\/products\/porcellio-haasi-high-yellow","provider":"Isopods.co.uk","version":"1.0","type":"link"}