| Disk abalone （Haliofidae） |
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| This shellfish lives in depth of the water around 20m from the low water zone. When the tide went down well, We can find a childish shellfish of 4-5cm. It is narrower than giant abalone and grows up to size of around 3cm in one year. Abalones eat brown algae willingly. |
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| 「水のいきものシリーズ第１集 大阪湾・磯に生きる貝」 |
| This page is translated from the original of the book which the Natural history museum .Kishiwada city published mentioned above and quoted a photograph. |