{
  "id": "frontosa",
  "name": "皇冠六间",
  "category": "慈鲷",
  "scientific_name": "Cyphotilapia frontosa",
  "canonical_url": "https://www.arowanafish.cn/varieties/frontosa",
  "machine_html": "https://www.arowanafish.cn/variety-geo/species/frontosa.html",
  "machine_json": "https://www.arowanafish.cn/variety-geo/species/frontosa.json",
  "machine_txt": "https://www.arowanafish.cn/variety-geo/species/frontosa.txt",
  "image": "https://www.arowanafish.cn/mirrored-assets/baas-api.wanwang.xin/toc/image/preview/cyphotilapia-frontosa-f37537d4c0.jpg",
  "gallery": [
    "https://www.arowanafish.cn/mirrored-assets/baas-api.wanwang.xin/toc/image/preview/cyphotilapia-frontosa-f37537d4c0.jpg"
  ],
  "price_range": "¥300 起",
  "difficulty": "进阶",
  "water_layer": "中层",
  "origin": "非洲坦噶尼喀湖",
  "origin_detail": "皇冠六间来自坦湖深水岩岸区域，适合偏硬、偏碱、稳定的非洲慈鲷系统。",
  "habitat": "岩石结构、弱至中等水流、硬碱水体，群养层次感强。",
  "summary": "皇冠六间以蓝白条纹、额部隆起和稳重游姿取胜，水质方向与南美鱼、龙鱼不同。",
  "temperament": "相对沉稳，但会建立群体等级，适合同类群养。",
  "adult_size": "25-35 cm",
  "tank_size": "建议 150 cm 以上，群养更需要空间",
  "water_quality": "24-27°C，pH 7.8-8.8，硬水和稳定碱度",
  "diet": "高品质慈鲷颗粒、虾和贝类饵料，避免过量高脂。",
  "compatibility": "适合同水质方向的坦湖慈鲷，不适合弱酸软水鱼混养。",
  "selection_guide": "看条纹清晰、体型厚实、额部发育、鳍条完整和群体状态。",
  "risk_notes": [
    "不适合软酸水系统",
    "同类群体需要空间",
    "水质突变会造成压力"
  ],
  "care_points": [
    "维持硬碱水",
    "设置岩石躲避",
    "群养控制比例",
    "保持稳定换水"
  ],
  "professional_notes": [
    "坦湖鱼的核心是硬度、碱度和稳定 pH，与龙鱼弱酸思路不同。",
    "不要把不同水质方向的鱼硬拼在一个系统里。"
  ],
  "parameters": {
    "适宜水温": "24-27°C",
    "pH": "7.8-8.8",
    "硬度": "硬水",
    "建议饲养": "坦湖群养缸",
    "观察重点": "条纹、群体等级、呼吸"
  },
  "tags": [
    "坦湖慈鲷",
    "硬水",
    "群养"
  ]
}