Bamboo/wood shrimp are indeed filter feeders and should not be forced to rely on picking up their food off the ground. They "fan" the water for microscopic algae and detritus. Changing their filter probably interferred with their food source.
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Tina
Puffers:
Auriglobus silus x2
Colomesus asellus x1
Tetraodon travancoricus x1
Tetraodon biocellatus x2
Tetraodon nigroviridis x1
Tetraodon baileyi x2
Tetraodon lineatus x1
Tetraodon palembangensis x1
The greatness of a nation and its moral progress can be judged by the way in which its animals are treated. - Mohandas Gandhi
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