145k views
4 votes
What gas is filtered through a fish's gillls

User Ctrlbrk
by
8.1k points

2 Answers

3 votes
Carbon dioxide passes from the blood through thin gill tissue into the water.
User Slampen
by
8.1k points
3 votes
Blood Vessels. Blood is used to transport respiratory gases ( oxygen / carbon dioxide ) between the gills and respiring cells around the body. :))
i hope this is helpful
have a nice day
User Pieter De Clercq
by
8.2k points