ka Iʻa pahi, ʻo Apteronotus Leptorhynchus kekahi, a he ʻohana lākou na ka ʻohana Apteronotidae, a he kupa o nā kahawai a me nā loko o ka ʻāina ʻAmelika Hema. ʻOiai he iʻa pahi ko lākou inoa, he nui ka poʻe e ʻike iā lākou ma ke ʻano he ʻuhane ʻeleʻele, a he mea maʻalahi lākou no kekahi mau makahiki, no laila e maʻalahi ke loaʻa i nā hale kūʻai holoholona kūikawā.
Kuhi ʻia kēia mau holoholona e ka loaʻa ʻana o kahi kino ʻeleʻele me nā kaha keʻokeʻo ʻelua i ka hopena o ko lākou kino, akā ʻo ko lākou hiʻohiʻona ʻano e hoʻohilike i kēia mau iʻa liʻiliʻi nā holoholona. Ma ke ala like, he maluhia loa akā e lilo ia i mea aloha predator o nā tetras liʻiliʻi.
He mea nui e hoʻomaopopo he hiki i kēia mau holoholona ke ana i 50 kenimika ka lōʻihi, e hoʻolilo ana i iʻa kūpono ʻole i loko o kahi aquarium home, ke ʻole ʻoe he loko i lawa ka nui e hiki ai ke mālama iā ia ma laila, ʻoiai wau e paipai iā ʻoe ʻaʻohe o ka home akā ma nā wahi hōʻikeʻike a ma nā pā holoholona. Ma ke ala like, ʻaʻole pili kaiāulu kēia mau holoholona, no laila he ʻōlelo aʻoaʻo e mālama i hoʻokahi kope o ka laha e pale i nā pilikia kūloko.
ʻO ka aquarium kūpono no kēia mau holoholona ma kahi o 30 mau galani o ka wai, ke ʻōpio lākou, ʻoiai i ka wā makua, pono mākou ma kahi o 55 galani. Mai poina i kēia mau iʻa e hānai ai larva ʻelala, me nā crustacea liʻiliʻi, nā meaʻai maloʻo a me nā ilo wale nō.
E lilo i mea mua e wehewehe