Fish Facts - Statistics

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Snowflake Moray Eel, Echidna nebulosa. Fishes of Hawaii Print

Counting Species

  • Species of Fishes (including subspecies): 30,121
  • Primarily Marine: 14,021 (47%)
  • Primarily Freshwater: 13,228 (44%)
  • Brackish or Diadromous: 2,871 (10%)

By Class

  • Actinopterygii (ray-finned fishes): 28,962
  • Elasmobranchii (sharks and rays: 993
  • Myxini (hagfishes): 72
  • Cephalaspidomorphi (lampreys): 42
  • Holocephali (chimaeras): 40
  • Sarcopterygii (lobe-finned fishes): 12

Fishes & Humans

  • Species used in food fisheries: 4,663 (16% of all fishes)
  • Species in Aquaculture: 357 (1.2%)
  • Species used as bait: 204 (0.7%)
  • Species used as sport fish: 1,138 (10.7%)
  • Species in aquarium/ornamental trade: 3,054 (11%)
    • Commercial aquarium species
      • Freshwater 1,761
      • Marine 1,293
      • Mainly bred 720
  • Species Considered Threatened 1,145 (4%)
  • Species Introduced (Invasive) 761 (2.7%)
  • Dangerous (to humans) Species 908 (3.2%)
    (Poisonous, venomous, traumatogenic, pests.)

Source: Fishbase

Fish Facts

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