Daca hraniti testoasele acvatice carnivore/omnivore cu o dieta alcatuita preponderent din peste sau moluste, crustacee, trebuie sa aveti in vedere posibilitatea unei carente de vitamina B1 (tiamina). Asta pentru ca anumite specii de peste, mai ales de prada, contin o enzima numita
tiaminaza, care degradeaza tiamina. Alte specii de pesti, precum Guppie, contin in intestinul lor bacterii producatoare de tiaminaza. Carenta de tiamina va duce la boli neurodegenerative si tot felul de neuropatii, urmand decesul testoasei.
O lista cu pesti care contin tiaminaza gasiti aici:
http://www.gartersnake.info/articles/20 ... minase.phpThe following fish have been reported to contain thiaminase:
Alewife (Alosa pseudoharengus)
Anchovy, Broad-striped (Anchoa hepsetus)
Anchovy, Californian (Engraulis mordax)
Anchovy, Goldspotted Grenadier (Coilia dussumieri)
Barb, Olive (Puntius sarana)
Bass, White (Morone chrysops)
Bonefish (Albula vulpes)
Bowfin (Amia calva)
Bream (Abramis brama)
Buffalo, Bigmouth (Ictiobus cyprinellus)
Burbot (Lota lota)
Butterfish, American (Peprilus triacanthus)
Carp, Common (Cyprinus carpio)
Catfish, Black Bullhead (Amieurus melas)
Catfish, Brown Bullhead (Ameiurus nebulosus)
Catfish, Channel (Ictalurus punctatus)
Cod, Black (species undetermined)
Dolphinfish, Common (Coryphaena hippurus)
Flagtail, Hawaiian (Kuhlia sandvicensis)
Goatfish, Manybar (Parupeneus multifasciatus)
Goatfish, Red Sea (Mulloidichthys auriflamma)
Goatfish, Yellowstripe (Mulloidichthys samoensis)
Goldfish (Carassius auratus)
Herring, Atlantic (Clupea harrengus)
Jobfish, Crimson (Pristipomoides filamentosus)
Jobfish, Green (Aprion virescens)
Lamprey, Sea (Petromyzon marinus)
Loach, Weatherfish (Misgurnus)
Mackerel, Chub (Scomber japonicus)
Menhaden, Atlantic (Brevoortia tyrannus)
Menhaden, Gulf (Brevoortia patronus)
Milkfish (Chanos chanos)
Minnow, Fathead (“Rosy Red”) (Pimephales promelas)
Moray Eel, Southern Ocellated (Gymnothorax ocellatus)
Mullet, Flathead Mugil cephalus)
Parrot, Regal (Scarus dubius)
Queenfish, Doublespotted (Scomberoides lysan)
Sardine, Razorbelly (Harengula jaguana)
Sauger (Harengula jaguana)
Scad, Bigeye (Selar crumenophthalmus)
Sculpin, Fourhorn (Triglopsis quadricornis)
Shad, Gizzard (Dorosoma cepedianum)
Shiner, Emerald (Notropis atherinoides)
Shiner, Spottail (Notropis hudsonius)
Smelt, Rainbow (Osmerus mordax)
Snapper, Ruby (Etelis carbunculus)
Stoneroller, Central (Campostoma anomalum)
Sucker, White (Catostomus commersonii)
Swordfish (Xiphias gladius)
Threadfin, Sixfinger (Polydactylus sexfilis)
Trevally, Giant (Caranx ignobilis)
Tuna, Skipjack (Katsuwonus pelamis)
Tuna, Yellowfin (Neothunnus macropterus)
Whitefish, Lake (Coregonus clupeaformis)
Whitefish, Round (Prosopium cylindraceum)
A number of clams, mussels, shrimp and other aquatic invertebrates have also been reported to contain thiaminase.
The following fish have been reported safe — or at least, free from thiaminase:
Amberjack, Greater (Seriola dumerilii)
Ayu (Plecoglossus altivelis)
Barracuda, Great (Sphyraena barracuda)
Bass, Largemouth (Micropterus salmoides)
Bass, Northern Rock (Ambloplites rupestris)
Bass, Northern Smallmouth (Micropterus dolomieu)
Bloater (Coregonus hoyi)
Bluegill (Lepomis macrochirus)
Cisco / Lake Herring (Coregonus artedi)
Cod, Atlantic (Gadus morhua)
Crappie, Black (Pomoxis nigromaculatus)
Croaker, Atlantic (Micropogonias undulates)
Croaker, Spot (Leiostomus xanthurus)
Cunner (Tautogolabrus adspersus
Dogfish, Piked (Squalus acanthias)
Eel, American (Anguilla rostrata)
Eel, Common (Anguilla anguilla)
Flounder, Winter / Lemon Sole (Pseudopleuronectes americanus)
Flounder, Yellowtail (Limanda ferruginea)
Gar, Longnose (Lepisosteus osseus)
Glasseye (Heteropriacanthus cruentatus)
Haddock (Melanogrammus aeglefinus)
Hairtail, Largehead (Trichiurus lepturus)
Hake (Urophycis)
Hake, Silver (Merluccius bilinearis)
Halibut, Atlantic (Hippoglossus hippoglossus)
Kawakawa (Euthynnus affinis)
Kingfish, Southern (Menticirrhus americanus)
Lizardfish, Inshore (Synodus foetens)
Mackerel, Atlantic (Scomber scombrus)
Marlin, Atlantic Blue (Makaira nigricans)
Mullet (Mugil)
Perch, European (Perca fluviatilis)
Perch, Ocean / Redfish (Sebastes marinus)
Perch, Yellow (Perca flavescens)
Pike, Northern (Esox lucius)
Plaice, American (Hippoglossoides platessoides)
Plaice, European (Pleuronectes platessa)
Pollock / Saithe (Pollachius)
Pumpkinseed (Lepomis gibbosus)
Salmon, Atlantic (Salmo salar)
Salmon, Coho (Oncorhynchus kisutch)
Scad, Mackerel (Decapterus pinnulatus)
Scad, Yellowtail (Atule mate)
Scup / Southern Porgy (Stenotomus chrysops)
Sea Catfish, Hardhead (Ariopsis felis)
Seabass, Black (Centropristis striata)
Searobin (Prionotus)
Seatrout, Sand (Cynoscion arenarius)
Seatrout, Silver (Cynoscion nothus)
Skate (Raja)
Smelt, Pond (Hypomesus olidus)
Soldierfish, Blotcheye (Myripristis berndti)
Sole, Common/Black (Solea solea)
Sprat, European (Sprattus sprattus)
Surgeonfish, Eyestripe (Acanthurus dussumieri)
Tautog / Blackfish (Tautoga onitis)
Tilapia (various species)
Trout, Brown (Salmo trutta)
Trout, Lake (Salvelinus namaycush)
Trout, Rainbow (Oncorhynchus mykiss)
Trout, Sea (Salmo trutta)
Tusk (Brosme brosme)
Walleye (Sander vitreus)
Weakfish, Sand (Cynoscion arenarius)
Dupa cum vedeti, sprotul (Sprattus sprattus), oferit destul de des la testoase, ar fi lipsit de tiaminaza. Si eu il folosesc ca aliment principal si m-am simtit usurat cand am vazut informatia asta.
Daca se observa o carenta de tiamina sau se hraneste testoasa cu alimente care contin tiaminaza, trebuie suplimentata tiamina.
Surse de tiamina pentru testoase acvatice carnivore/omnivore: https://en.wikipedia.org/wiki/Thiamine# ... e_in_foods- produse speciale pentru reptile cu astfel de suplimente sau hrana de pet-shop care are in compozitie tiamina/vit. B1
- ficat de vita sau pui
- galbenus de ou, care se poate amesteca printre alimente daca e fiert; la >100 grade Celsius insa se degradeaza tiamina, dar oricum un galbenus fiert nu ajunge la temperatura aia, doar la nivelul marii; daca e fiert in alte zone, mai inalte, va fierbe la temperaturi mai joase.
De asemenea, tratarea termica a alimentelor cu tiaminaza va degrada enzima, dar nu recomand hranirea testoaselor cu peste gatit.