Gollum didn't live on fish alone. He stole food from the Goblins (or ate goblins). Let's say that just 25% of his food comes from fish. That would still be 1 fish a day ...

The Gollum galaxias, a rare freshwater fish species named after Tolkien’s “Lord of the Rings” character, found for first time in New Zealand’s Waimatuku Stream.

The Gollum galaxias, a rare freshwater fish species named after Tolkien’s “Lord of the Rings” character, found for first time in New Zealand’s Waimatuku Stream.

The Gollum galaxias, a rare freshwater fish species named after Tolkien’s “Lord of the Rings” character, found for first time in New Zealand’s Waimatuku Stream.

The Gollum galaxias, a rare freshwater fish species named after Tolkien’s “Lord of the Rings” character, found for first time in New Zealand’s Waimatuku Stream.

Finding Gollum. However, at just around 10 centimetres long, the Gollum snakehead is barely a threat. What it is likely to be, is threatened. It is possibly highly restricted in distribution.

The Gollum galaxias, a rare freshwater fish species named after Tolkien’s “Lord of the Rings” character, found for first time in New Zealand’s Waimatuku Stream.

The Gollum galaxias, a rare freshwater fish species named after Tolkien’s “Lord of the Rings” character, found for first time in New Zealand’s Waimatuku Stream.

The Gollum galaxias, a rare freshwater fish species named after Tolkien’s “Lord of the Rings” character, found for first time in New Zealand’s Waimatuku Stream.

The Gollum galaxias, a rare freshwater fish species named after Tolkien’s “Lord of the Rings” character, found for first time in New Zealand’s Waimatuku Stream.