spanglish
New member
My new Derasa (in tank one day) looks fine, open, etc.
but today the larger of the two "mouths" is noticeably
more open than yesterday . The clam is aabout 4" and
the "mouth" today is an oval about 1" by 3/8". Is this
normal and yesterday small, or was yesterday normal and
today small?

but today the larger of the two "mouths" is noticeably
more open than yesterday . The clam is aabout 4" and
the "mouth" today is an oval about 1" by 3/8". Is this
normal and yesterday small, or was yesterday normal and
today small?

