White c shape debris on aquarium substrate

[Fishylady]

Hello I am a new fish keeper. I recently noticed white c shaped strings on my gravel and rocks is this worms or poop?

 

[Bruce Leyland-Jones]

What else is in the tank?
(My first thoughts were plant roots).

 

[Colin_T]

fish poop, worm or germinating plant seed

 

[Fishylady]

What else is in the tank?
(My first thoughts were plant roots).

Only platy and guppies no live plants or anything else

 

[Sgooosh]

Only platy and guppies no live plants or anything else

yeah sometimes platy poop is LONG N UGLY
my swordtail had a huge poop once
ew

 

[Sgooosh]

My goldfish too! Ew!

it is ugly for a few days before it decomposes
also cory poop.....

 

[Fishylady]

My goldfish too! Ew!

It looks like this?

 

[Fishylady]

it is ugly for a few days before it decomposes
also cory poop.....

So this is just poop not worms?

 

[Tacocat]

So this is just poop not worms?

yes