Home Resources Shannon Callows, Co. Offaly - Irish Wildlife Trust Shannon Callows, Co. Offaly - Irish Wildlife Trust A “callow” is a very special habitat. Callows are seasonally flooded grassland ecosystem found on low-lying river floodplains. The IWT own a callow reserve on Bullock Island. Country Ireland Language English Region Europe Resource type Notes Strategic Pillars Indigenous Monitoring, Evaluation, Adapting & Social Learning Topic Lands, forests and territories Organization Irish Wildlife Trust View source More on this Notes Our Branches - Irish Wildlife Trust Lands, forests and territories Ireland Europe Notes Laois/Offaly Branch - Irish Wildlife Trust Lands, forests and territories Ireland Europe Notes National Reptile Survey - Irish Wildlife Trust Lands, forests and territories Ireland Europe Notes Press Release: Irish Wildlife Trust welcomes independent review of the National Biodiversity Action Plan - Irish Wildlife Trust Lands, forests and territories Ireland Europe