Aya macaps anoumba chisimbiso chakasimba chisimbiso uye ipa chipinganidzo chakanaka chemakemikari. Iyi liner inoumba munzvimbo dzekupedzisira dzepamukupedzisira seye cap yakakwenenzverwa, kurimwa kubvisa kubhururuka, kubuda, kusvibiswa, kusunga uye kudzosera kumashure. Kunaka zvese kubva kune zvinwiwa, kune sops, kune macro-invertebrates.