[Reily]

Culinary Delight of Hagfish! Hagfish are not often eaten, owing to their repugnant looks and sliminess. However the inshore hagfish, found in the Northwest Pacific,[52] is valued as food in Korea. The hagfish is kept alive and irritated by rattling its container with a stick, prompting it to produce slime in large quantities. This slime is used in a similar manner as egg whites in various forms of cookery in the region.[citation needed] The inshore hagfish, known as kkomjangeo (꼼장어) or meokjango (먹장어) in Korean and nuta-unagi (ぬたうなぎ) in Japanese,

[ETL]

Thanks.

Is that info from Wikipedia?

[wbill]

The hagfish is kept alive and irritated by rattling its container with a stick

"So, Bob, whatcha do for a living?" "Well, I use a stick to irritate hagfish, then harvest their slime."

Ya know, sometimes my current job doesn't look so bad, after all.