New Fish, Weird Yellow thing ID please? remodeled aquascape.

After thinking for a while, i decided to make a new thread since my old one failed. :-/ but;D this one will not since now i have a tons of pics to show
so right now its a 150g with a sump. and 82lbs of base rock. ( tomorrow ill bring another 50-70 pounds) and ill also work to get the lights in, maybe 2 weeks.( my birthday is the 13th of November lol). im also posting some pics of my 29g here. unless you guys will prefer me to do another thread for it??????

anyways here are the pics i promised.:

this is the day my tank arrived.;D happiest day of my life




and this is when i had to wait so long to get my rocks and sand


this is when i got my supplies





my first aqua scape

 

Good Luck! I'll be watching!

 

thanks. ill get some recent pics in a moment.

 

Awesome work. You're making my 120g jealous!

 

so this is my recent aquascape. going to change tomorrow lol

left side

Right side

middle

 

haha thanks;D

 

:O those rocks are amazing together btw, did you adhere them or they just able to hold themselves up that way?

 

very cool, can't wait for this thing to take off

 

no i didnt glue them toguether.. in case i decide to change my rockwork.;D They are pretty steady like they are, i tested by pushing the rocks down and to the sides.

 

thanks.. its been cycling for 2 weeks now. ( i saw ammonia rise to .25 but now there is no trace of it....)