"estuarine perch" meaning in English

{
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    {
      "args": {
        "1": "en",
        "2": "estuarine",
        "3": "perch"
      },
      "expansion": "estuarine + perch",
      "name": "com"
    }
  ],
  "etymology_text": "estuarine + perch",
  "forms": [
    {
      "form": "estuarine perches",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "estuarine perch (plural estuarine perches)",
      "name": "en-noun"
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
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          "source": "w"
        },
        {
          "kind": "lifeform",
          "langcode": "en",
          "name": "Perch and darters",
          "orig": "en:Perch and darters",
          "parents": [
            "Percoid fish",
            "Fish",
            "Vertebrates",
            "Chordates",
            "Animals",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Sander marinus, a species of perch."
      ],
      "id": "en-estuarine_perch-en-noun-SmFCY5Dc",
      "links": [
        [
          "perch",
          "perch"
        ]
      ],
      "synonyms": [
        {
          "word": "sea pikeperch"
        },
        {
          "word": "sea zander"
        }
      ]
    }
  ],
  "word": "estuarine perch"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "estuarine",
        "3": "perch"
      },
      "expansion": "estuarine + perch",
      "name": "com"
    }
  ],
  "etymology_text": "estuarine + perch",
  "forms": [
    {
      "form": "estuarine perches",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "estuarine perch (plural estuarine perches)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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        "English countable nouns",
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        "Translation table header lacks gloss",
        "en:Perch and darters"
      ],
      "glosses": [
        "Sander marinus, a species of perch."
      ],
      "links": [
        [
          "perch",
          "perch"
        ]
      ],
      "synonyms": [
        {
          "word": "sea pikeperch"
        },
        {
          "word": "sea zander"
        }
      ]
    }
  ],
  "word": "estuarine perch"
}