Bloat can be a serious health issue for aquarium fish — especially goldfish. How do you know if your goldfish has bloat? The following symptoms are common at various stages of bloat: Bloating or swelling of the body. Passing clear, bubbly strings of feces (in early bloat). Refusal to eat. Inability to poop (in advanced bloat). Difficulty swimming. Reddish areas on the skin (in advanced bloat — often an indication of internal bleeding, which can lead to life-threatening infection). A goldfish doesn’t have a stomach that uses acid to break down foods, like humans do. Goldfish don’t have stomachs at … Continue reading →