Hitchhiker & Critter ID

Post thread
Need help figuring out what something is? Post a thread with a photo! ID your hitchhikers and critters here!
Reef by Steele, Pods Starting @ $12
Crabs McJones
    • Like
    • 2 Thumbs
    • Love
  • Sticky
What is that!! A R2R guide to common new tank hitchhikers.
34 35 36 37 38
Replies
751
Views
120,075
Fredinva
Fredinva
Silent
    • Like
    • 2 Thumbs
    • Hugs
  • Sticky
Coral Dip Guide
2 3 4
Replies
79
Views
35,321
pakolmoreef
P
A Young Reefer
    • Like
    • 2 Thumbs
    • Mind-blown
  • Sticky
  • AMS: Article
Guide to Common Hitchhikers in reef tanks.
2 3
Replies
45
Views
9,073
seawee
seawee
SHNICI
    • Like
    • Love
  • Sticky
Aiptasia as a Pest - and HOW to get rid of it
5 6 7 8 9
Replies
176
Views
27,075
ClownSchool
ClownSchool
G
What are these? Like strands of white thread. Do I need toss them asap?
Replies
0
Views
1
ghill
G
N
  • Question
A stowaway— can anyone ID?
Replies
2
Views
89
NJReefer2023
N
K
Weird feather duster thing in torch coral? bad or good
Replies
3
Views
70
ISpeakForTheSeas
ISpeakForTheSeas
Liam's tank
Help with ID ASAP!
Replies
6
Views
105
vetteguy53081
vetteguy53081
S
What is this?
Replies
9
Views
122
Crabs McJones
Crabs McJones
purple_jeep
Spikey something growing all over my tank
Replies
4
Views
92
purple_jeep
purple_jeep
anemonalex
Have you ever seen one so big or green?
Replies
15
Views
280
anemonalex
anemonalex
L
Egg Sac? Macroalgae? What is this
Replies
3
Views
91
taytay_1119
taytay_1119
nanoman95
Calling all detectives
Replies
6
Views
103
ISpeakForTheSeas
ISpeakForTheSeas
S
    • Like
Braille?
Replies
2
Views
54
scotty333
S
M
What is this
Replies
1
Views
56
maroonclown65
M
NefariousAquarius
Torch hitcher
Replies
4
Views
67
Crabs McJones
Crabs McJones
N
What is this hitchhiker?
Replies
5
Views
90
EeyoreIsMySpiritAnimal
EeyoreIsMySpiritAnimal
B
    • Like
Something very strange
2
Replies
26
Views
554
EeyoreIsMySpiritAnimal
EeyoreIsMySpiritAnimal
J
White worm thing with feathers
Replies
1
Views
41
WalkerLoves_TheOcean
WalkerLoves_TheOcean
C
What is this circular object with a raised white middle thing on the back of my tank?
Replies
3
Views
93
Rjukan
Rjukan
B
Isopod? Parasite? Need ID
Replies
2
Views
49
buruskeee
B
N
Help me ID these things, please!
Replies
4
Views
72
NJReefer2023
N
Wrothgar
Is this a starfish?
Replies
2
Views
59
JayM
JayM
A
Montipora nudibranch?
Replies
8
Views
86
vetteguy53081
vetteguy53081
Reef by Steele, Pods Starting @ $12

Freshwater filter only or is it? Have you ever used an HOB filter on a saltwater tank?

  • I currently use a HOB filter on my reef tank.

    Votes: 35 29.2%

  • I don’t currently use a HOB filter on my reef tank, but I have in the past.

    Votes: 21 17.5%

  • I have used a HOB on fish only or quarantine tanks, but not on the display tank.

    Votes: 30 25.0%

  • I have never used a HOB on a saltwater tank.

    Votes: 32 26.7%

  • Other.

    Votes: 2 1.7%
See comments…
Tidal Gardens
World Wide Corals
Dinkins Aquatic Gardens
Deltec
Top Shelf Aquatics
Nutramar Foods
TCK Corals
New Posts
Back
Top