Hi Chris,
totally missed this at the time - sorry I’m just replying.
I’ve just had a look at parcels 3.1.2 and it looks like that release pinned zarr < 3 - I think it’ll be parcels 4 before zarr v3 compatibility arrives unfortunately:
- pin zarr<3 by @VeckoTheGecko in #1820
Also crosslink to this relevant topic here, which might be useful for others in the future: Issue using parcels in analysis3