I don't know for sure, but since you asked for an opinion...
I have two theories.
1. The tunnels and holes are there to allow for the absorption of more oxygen from the water around it.
2. The tunnels and holes are there to provide shelter for smaller organisms that form a symbiotic relationship with the sea sponge.
yes
Sea squirts have a body shape that looks like a sponge or a rock.
Hawk bill turtles , sea slugs , and turtles
paramecium
sponges obtain energy by obsorbing food through their pores.
He is a sea sponge.
Loofahs, as used in a bath, are made from fibrous material found in gourd-like tropical fruits, not from a sea sponge.
I think its rengost
I think it depends on where the ocean is.
lol, no!! They are just called the same thing. A dish sponge washes dishes. A sea sponge is a sponge lives in the ocean. Take SPONGEbob for example: sponge lives in sea is not green and yellow is only yellow talks what do you think it is? sea sponge or dish sponge? sea of course!!!!! sponge bob isn't greean on one side so its definitly sea sponge.
a kitchen sponge sea spone purple sponge (sea sponge)
he isn't a real "sponge" but, he is based on real sea sponges well i dont think so
A sponge has holes...ever hear of spongebob hahaBut Really...A sponge is a sea animal that goes through a cleaning process then being used for washing dishes or stains off of any other hard surface.:P
He is a sea sponge. His appearance makes him appear as a kitchen sponge, yet Sea sponges do not look like this.a sponge.
well i think he is a tube sponge but its just a gag like making a catfish a cat with fins
There are 6 different types of sea sponges, the tube sponge, vase sponge, yellow sponge, bright red tree sponge, painted tunicate sponge, and the sea squirt sponge.
Sea sponge