What to do if fish temperature is 38 degrees?

Are penguins fish? Are seahorses unable to curl their tail backwards? Which fish gives birth to babies and feeds them on milk? Who was the first person to study sharks? Do moray eels have a buoyancy system? What can live with tetras other then tetras? Why doesn't timothy kill stew cat in The Cay? How to keep brown trout? Why is wetlands important to fisheries? What does the man from maw and meggins bring to the whites? What animals eat hammerhead sharks? Can garra rufa fish live in outside pond? What type of heterotroph is a clownfish? How do you teach a betta to jump through a hoop? What body part help whale shark survive? Do fish mate? Does a whale shark mate? How do eels attract there mate? Do waves affect marine organisms and where they live? How does lair apply to schools of fish?