What is this?

[marinereef01]

So this is in my main tank and I have a whole bunch I noticed in my sump as well.... What is this? And is it bad? It sure doesn't look appealing.

http://i1308.photobucket.com/albums/s616/marinereef/20150905_111148_zpsm40x88sb.jpg

http://i1308.photobucket.com/albums/s616/marinereef/20150905_111139_zpscn7eo6rc.jpg

[shifty51008]

Snail eggs, hamless

[marinereef01]

Snail eggs?! really? wow

[billdogg]

yup - snail eggs. aka free fish food