{"topic_id":"exotic_behavior_fish","category":"exotic-behavior","context":"---\ntopic_id: exotic_behavior_fish\ncategory: exotic-behavior\ntitle: \"Fish — behavior & socialization (companionship, play, bonding, preventing boredom/behavior problems)\"\nlang: en\nsource: \"First-hand owner-practical care page saved to source_file; C1 byte-substring verified. Pulled 2026-08-01.\"\nsource_file: pdf-raw/companion-care/exotic_rspca_fish.txt\ndate_parsed: 2026-08-01\ntokens_estimated: 520\nverification:\n  method: substring_match\n  claims: 7\n  passed: 7\n  date: 2026-08-01\nrecovered: false\npath: exotic-behavior/exotic_behavior_fish/01_exotic_behavior_fish.md\nsource_document: \"RSPCA pet care advice / Merck Veterinary Manual pet-owner version\"\ncitation:\n  authority: \"RSPCA pet care advice (rspca.org.uk) / Merck Veterinary Manual pet-owner version (merckvetmanual.com)\"\n  title: \"Fish — behavior & socialization (companionship, play, bonding, preventing boredom/behavior problems)\"\n  url: \"https://www.rspca.org.uk/adviceandwelfare/pets/fish\"\n  retrieved: \"2026-08-01\"\n  ref: \"Fish owner-practical care (first-hand, https://www.rspca.org.uk/adviceandwelfare/pets/fish)\"\n  doc_type: \"animal-welfare-org / veterinary-manual consumer version\"\n  needs_review: false\n---\n\n# Fish — behavior & socialization (companionship, play, bonding, preventing boredom/behavior problems)\n\nSource: first-hand owner-practical care page, saved to `source_file`; every claim below is a C1 byte-substring of it.\n\n## Claims\n\n- `As with other fish, different species have different behaviours.`\n- `Others aren't very social and will fight with either their own kind or other species.`\n- `For example, some are 'shoaling fish' who feel more secure when kept as a group.`\n- `Avoid overcrowding The number of fish you can keep in an aquarium depends not only on the water quality but also on the behavioural needs of the fish.`\n- `Other tropical fish aren't very social and will fight with either their own kind (such as male betta fish) or other species kept in the same tank.`\n- `Keeping too many fish in the tank means they'll have to compete for food and they may become stressed.`\n- `This means that you should keep them in groups of six or more, otherwise they may feel stressed.`\n\n---\n\n**Source:** `pdf-raw/companion-care/exotic_rspca_fish.txt` · https://www.rspca.org.uk/adviceandwelfare/pets/fish\n","sources":["exotic-behavior — Fish — behavior & socialization (companionship, play, bonding, preventing boredom/behavior problems) (retrieved 2026-08-01)"],"source":{"authority":"exotic-behavior","title":"Fish — behavior & socialization (companionship, play, bonding, preventing boredom/behavior problems)","url":"https://www.rspca.org.uk/adviceandwelfare/pets/fish","retrieved":"2026-08-01","ref":"","doc_type":"official PDF","source_document":"RSPCA pet care advice / Merck Veterinary Manual pet-owner version","verification_file":"pdf-raw/companion-care/exotic_rspca_fish.txt"},"source_document":"RSPCA pet care advice / Merck Veterinary Manual pet-owner version","source_file":"pdf-raw/companion-care/exotic_rspca_fish.txt","tokens_estimated":365,"generated_at":null,"tip":"Use /api/v1/topics to discover more topics. /api/v1/nutrient for precise single-point queries. /api/v1/cross_compare for 2-3 standard comparisons."}