Thanks for your interest in visiting Diglis Fish Pass and underwater viewing gallery! You can see the dates of our tours and drop in sessions on our Events page. Please note, our visitor season is between March and October. Diglis Island and Fish Pass is only open for visitors on select days, thanks to the support of our volunteers.

You can check tour availability and book your place by going to the Events section of our website. We release tour dates periodically throughout the year.

For more information about our 90-minute Diglis Island & Fish Pass tours, or our Diglis Fish Pass drop-in sessions, head to our tours information page.

Keen to come and visit us?

Please keep your eye on our website and social media (@SevernUnlocked on Facebook, Twitter and Instagram) for updated information about our visitor season. You can also sign up to our newsletter at the bottom of this page to ensure you don’t miss out on booking a visit to Diglis Fish Pass and underwater viewing gallery.

If you are interested in the fish we have seen through the window so far, check out this page here:

You might be lucky and spot some of these when you come and visit!

Share your photos and your experience with us!

We are @SevernUnlocked on Facebook, Instagram and Twitter. Share your photos on social media with #DiglisFishWindow and tag us in your pics, especially if you spot any fish!


Diglis Island and Fish Pass accessibility statement here: Diglis Island Access Statement

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Thanks to everyone for all of the fantastic support and interest in the viewing gallery so far!


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