Invertebrate

Brittle Sea Star

Ophiomastix annulosa

Family Ophiotrichidae
Environment Saltwater
Min Aquarium gallons
Max Length 10.0 in.
pH 8.1-8.4
Temperature 72.0-78.0
Diet Carnivore
Difficulty Moderate
Reef Safe Yes
Find on ReefPrices.com
brittle starfish
chris155
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aeromech33
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juansanuy
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churchill
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hnurge
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jessejames
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dsanders
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nemesis2a
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reefrouteaquatics

180 Aquariums

Pete N Dawns RSM 250 Thumbnail
slo-mo-shun Pete N Dawns RSM 250 250 Liters
96cm x 55.2cm x 66.5cm
5 years, 1 month
AquaticLog Saltwater Aquarium
milkweed18 Mixed Reef 40 Gallons
36'' x 18'' x 16''
3 years, 1 month
Ronnie Moore Thumbnail
acmjax Ronnie Moore 125 Gallons
? x 72'' x ?
2 years, 1 month
Great Little Reef Thumbnail
beebes Great Little Reef 4 Gallons
9 years, 2 months
J-Max Reef Thumbnail
joe26 J-Max Reef 400 Liters
1,200cm x 52cm x 73cm
8 years, 4 months
Fluval Evo 13.5 Thumbnail
asarkisian Fluval Evo 13.5 13.5 Gallons
56cm x 29cm x 38cm
2 years, 2 months
S St Reef Thumbnail
nidhogg8 S St Reef 55 Gallons
48'' x 13'' x 20''
8 years, 1 month
10 gallon Nano Thumbnail
reefrouteaquatics 10 gallon Nano 10 Gallons
20'' x 10'' x 12''
3 years, 27 days
Druid Reef Thumbnail
druidreef Druid Reef 55 Gallons
48'' x 24'' x 11''
7 years, 10 months
AquaticLog Saltwater Aquarium
makena95gt 20 Gallon Saltwater 20 Gallons
12'' x 18'' x 24''
8 years, 4 months
My 90 gallon Aquarium Thumbnail
aimeriza My 90 gallon Aquarium 90 Gallons
48'' x 18'' x 24''
8 years, 4 months
My Aquarium Thumbnail
coraline My Aquarium 8 Gallons
12'' x 12'' x 12''
6 years, 10 months
AquaticLog Saltwater Aquarium
plan 180 180 Gallons
72'' x 24'' x 24''
6 years, 22 days
My First Reef Tank Thumbnail
tmac My First Reef Tank 55 Gallons
12'' x 20'' x 47''
7 months, 3 days
Dan & Kristins Thumbnail
danhughes Dan & Kristins 1,872 Liters
240cm x 120cm x 65cm
9 years, 1 month
AquaticLog Saltwater Aquarium
reece Red Sea Reefer 350 350 Liters
48'' x 1'' x ?
8 months, 25 days
First Nano Tank Thumbnail
redtail First Nano Tank 10 Gallons
20'' x 10.2'' x 12.6''
9 years, 10 months
My Aquarium Thumbnail
dss84 My Aquarium 56 Gallons
30'' x 28'' x 24''
9 years, 15 days
Nymex007 Thumbnail
nymex Nymex007 90 Gallons
48'' x 18'' x 24''
8 years, 6 months
Evolve 8 Thumbnail
larrysy Evolve 8 8 Gallons
7 years, 5 months
170 Gallon Reef Thumbnail
dsanders 170 Gallon Reef 170 Gallons
72'' x 24'' x 28''
4 years, 10 months
AquaticLog Saltwater Aquarium
wgaasch Wade 118 Gallons
63'' x 23'' x 19.5''
2 years, 10 months
AquaticLog Saltwater Aquarium
n8nreef n8's display 93 Gallons
30'' x 30'' x 24''
7 years, 2 months
AquaticLog Saltwater Aquarium
kevinmc Display 90 Gallons
? x 48'' x ?
3 years, 4 months
The Black Hole Thumbnail
bcunningham The Black Hole 100 Gallons
8 years, 4 months
AquaticLog Saltwater Aquarium
woodieryan My Aquarium 210 Liters
120cm x 38cm x 50cm
1 year, 11 months
AquaticLog Saltwater Aquarium
reeftech My Aquarium 20 Gallons
30'' x 12'' x 12''
9 years, 4 months
AquaticLog Saltwater Aquarium
jeremyrimel My Aquarium 75 Gallons
48'' x 16'' x 18''
28 days
Boyu MT50 Thumbnail
norbert Boyu MT50 80 Liters
12'' x 12'' x 12''
10 months, 13 days
My Aquarium Thumbnail
marcinswatek My Aquarium 896 Liters
140cm x 80cm x 80cm
8 years, 10 months
The Don Mk2 Thumbnail
jgamble The Don Mk2 190 Liters
6 years, 2 months
AquaticLog Saltwater Aquarium
peedee 220 220 Gallons
84'' x 27'' x 20.5''
1 year, 11 months
Nuevo panorama 20g Thumbnail
chris155 Nuevo panorama 20g 20 Gallons
11'' x 20'' x 15''
3 years, 3 months
The Kiddie Pool Thumbnail
reflective The Kiddie Pool 225 Gallons
72'' x 30'' x 24''
6 years, 9 months
AquaticLog Saltwater Aquarium
mward My Aquarium 55 Gallons
48'' x 12.5'' x 21''
1 year, 9 months
My Aquarium Thumbnail
emtjello70 My Aquarium 48 Gallons
30'' x 30'' x 30''
10 months, 30 days
Daquan's Aquarium Thumbnail
daquan44 Daquan's Aquarium 140 Gallons
51'' x 30'' x ?
8 years, 7 months
Innovative Marine 20G Thumbnail
lgarcia Innovative Marine 20G 20 Gallons
10 months, 23 days
My Aquarium Thumbnail
xaney My Aquarium 29 Gallons
2 years, 1 month
My Aquarium Thumbnail
chief_a05 My Aquarium 20 Gallons
24'' x 12'' x 16''
6 years, 6 months
AquaticLog Saltwater Aquarium
briannanicole My Aquarium 65 Gallons
47.5'' x 16'' x 20''
10 months, 22 days
NanoMedic Thumbnail
krillin NanoMedic 80 Liters
40cm x 40cm x 50cm
9 years, 9 months
Office Aquarium Thumbnail
microchip Office Aquarium 60 Gallons
36'' x 24'' x 19''
8 years, 10 months
RX Thumbnail
ecosistemas RX 220 Gallons
3 years, 11 months
Reef 40 gal Breeder Thumbnail
giriarnab Reef 40 gal Breeder 36'' x 18'' x 18''
1 year, 6 months
AquaticLog Saltwater Aquarium
squidsy My Aquarium 1,427 Liters
244cm x 65cm x 90cm
4 years, 2 months
My Aquarium Thumbnail
wizzy My Aquarium 75 Liters
5 months, 23 days
Broadwave's Reef Thumbnail
broadwave Broadwave's Reef 93 Gallons
30'' x 30'' x 24''
3 years, 4 months
Nano Thumbnail
mahearn6 Nano 8 Gallons
1 year, 15 days
Chiquarium Thumbnail
chibargies Chiquarium 32 Gallons
20.2'' x 22'' x 21.5''
2 years, 10 months
My Aquarium Thumbnail
adamonline My Aquarium 750 Liters
243.8cm x 76.2cm x 45.7cm
9 years, 21 days
Little New Thumbnail
deqlinwilson Little New 180 Liters
57cm x 60cm x 53cm
1 year, 5 months
Daz's Red Sea reefer 450 Thumbnail
darren2512 Daz's Red Sea reefer 450 450 Liters
150cm x 50cm x 55cm
6 years, 23 days
AquaticLog Saltwater Aquarium
carmengt Gold-Digger 1,000 Liters
12'' x 12'' x 12''
10 months, 18 days
AquaticLog Saltwater Aquarium
talmier Trevor and Crystal's Zoa Garden 250 Liters
100cm x 41cm x 66cm
8 years, 6 months
A Mom's Wish Thumbnail
danswaterworlds A Mom's Wish 1 year, 8 months
AquaticLog Saltwater Aquarium
dbgrube My Aquarium 30 Gallons
7 years, 5 months
Hex's Reef 2.0 Thumbnail
fishofhex Hex's Reef 2.0 180 Gallons
72'' x 18.5'' x 23''
1 year, 5 months
AquaticLog Saltwater Aquarium
rebbot Kurobuta 7 years, 14 days
My Aquarium Thumbnail
ayari My Aquarium 50 Gallons
48'' x 18'' x 12''
7 years, 1 month
Scott's Reef Thumbnail
scottpatrick77 Scott's Reef 28 Gallons
18'' x 22'' x 22''
8 years, 25 days
First Thumbnail
jaybosir First 13'' x 24'' x 17''
3 years, 8 months
My Aquarium Thumbnail
karadavy My Aquarium 105 Gallons
48'' x 24'' x 20''
3 years, 3 months
Red Sea Reefer 250 Thumbnail
jessiespense Red Sea Reefer 250 65 Gallons
5 years, 11 months
AquaticLog Saltwater Aquarium
soundwave22 6.5 reef 6.5 Gallons
12'' x 12'' x 12''
1 year, 1 month
Living Room Display Thumbnail
jdewolftx Living Room Display 90 Gallons
48'' x 18'' x 24''
6 years, 8 months
AquaticLog Saltwater Aquarium
granspnut Reef 75 Gallons
5 years, 7 days
AquaticLog Saltwater Aquarium
dtomer My Reef 550 Liters
120cm x 60cm x 60cm
9 years, 1 month
Churchill BioCube Thumbnail
churchill Churchill BioCube 32 Gallons
4 years, 10 months
My Aquarium Thumbnail
ddmiller38 My Aquarium 85 Gallons
25.2'' x 47.2'' x 17.7''
9 years, 22 days
90 Gallon Mix Reef Thumbnail
xquisit1985 90 Gallon Mix Reef 90 Gallons
10 years, 8 months
AquaticLog Saltwater Aquarium
heathenrage My Aquarium 150 Gallons
5 years, 1 month
Old Mixed Reef Thumbnail
jlittrell Old Mixed Reef 110 Gallons
60'' x 18'' x 23''
3 years, 4 months
72 Bow Mixed Reef Thumbnail
noobocracy920 72 Bow Mixed Reef 72 Gallons
48'' x 18'' x ?
3 years, 6 months
Reef Thumbnail
carlos22 Reef 36 Gallons
3 years, 2 months
My Aquarium Thumbnail
saltmicah My Aquarium 32 Gallons
5 years, 1 month
AquaticLog Saltwater Aquarium
jswanger My Aquarium 46 Gallons
36'' x 16'' x 20''
7 years, 11 months
28G NANO Thumbnail
sh4ggy 28G NANO 28 Gallons
18'' x 22'' x 22''
9 years, 4 months
AquaticLog Saltwater Aquarium
paul123 reef 650 Gallons
12'' x 12'' x 12''
1 year, 10 months
150 In-wall Thumbnail
markus 150 In-wall 150 Gallons
72.5'' x 18.5'' x 29.5''
9 years, 6 months
Ashley's Reefer 250 Thumbnail
fordemups Ashley's Reefer 250 250 Liters
5 years, 5 months
AquaticLog Saltwater Aquarium
jasonlane My Aquarium 29 Gallons
20'' x 20'' x 20''
4 years, 23 days
Reef Thumbnail
dmgoodrich Reef 39 Gallons
24'' x 20'' x 19''
7 years, 5 months
AquaticLog Saltwater Aquarium
woohoofa Main display 40 Gallons
12'' x 12'' x 12''
3 years, 10 months
12 Gallon Nano-Cube DX Thumbnail
shaynet 12 Gallon Nano-Cube DX 12 Gallons
9 years, 3 months
AquaticLog Saltwater Aquarium
leocic My Aquarium 100 Gallons
36'' x 36'' x 28''
7 years, 6 months
AquaticLog Saltwater Aquarium
kostyk Red Sea 170 38 Gallons
12'' x 12'' x 12''
1 year, 27 days
AquaticLog Saltwater Aquarium
dsanders 75 Gallon Reef 75 Gallons
48'' x 24'' x 18''
1 year, 6 months
My Aquarium Thumbnail
antisatan My Aquarium 80 Gallons
48'' x 20'' x 20''
8 years, 5 months
AquaticLog Saltwater Aquarium
jbb_00 Glass Box O' Water 53.6 Gallons
25'' x 18'' x 18''
9 years, 5 months
AquaticLog Saltwater Aquarium
yort265 My Aquarium 105 Gallons
48'' x 20.5'' x 25''
8 years, 11 months
Brendan’s Reef Thumbnail
oarowanao Brendan’s Reef 180 Gallons
2'' x 6'' x 2''
4 years, 5 months
John Gleisner 180 Thumbnail
acmjax John Gleisner 180 180 Gallons
72'' x 24'' x 28''
10 months, 6 days
Red sea max 250 Thumbnail
rozzy Red sea max 250 250 Liters
1 year, 11 months
Perenz Biocube Thumbnail
perenz Perenz Biocube 29 Gallons
6 years, 1 month
PetroZone Thumbnail
aldllc PetroZone 230 Gallons
92'' x 16'' x 24''
9 years, 1 month
Helipad Reef Thumbnail
helipad Helipad Reef 489 Liters
120cm x 80cm x 54cm
8 years, 3 months
AquaticLog Saltwater Aquarium
kcan My Aquarium 27 Gallons
20'' x 18'' x 20''
4 years, 5 months
Davids Boyu Thumbnail
djwx Davids Boyu 128 Liters
510cm x 570cm x 670cm
3 years, 9 months
AquaticLog Saltwater Aquarium
sully Sully tank 9 years, 17 days
My Aquarium Thumbnail
nemesis2a My Aquarium 90 Gallons
48'' x 18'' x 24''
4 years, 9 months
money pit Thumbnail
caley414 money pit 60 Gallons
24'' x 24'' x 24''
5 years, 6 months
Main Tank Thumbnail
whinenottrading Main Tank 48'' x 18'' x 24''
4 months, 27 days
Reef Tank Thumbnail
sjgraham08 Reef Tank 40 Gallons
12'' x 12'' x 12''
1 year, 21 days
Custom 3/4” 150 Rimless Thumbnail
bracka345 Custom 3/4” 150 Rimless 150 Gallons
60'' x 24'' x 24''
4 years, 4 months
My 180 Mixed Reef Thumbnail
mrkickalot My 180 Mixed Reef 180 Gallons
72'' x 24'' x 24''
8 years, 10 months
36g bow front Thumbnail
silverado61 36g bow front 36 Gallons
8 years, 6 months
AquaticLog Saltwater Aquarium
gaylen424 Reef 40 Gallons
12'' x 12'' x 12''
6 months, 16 days
My Aquarium Thumbnail
txjigsaw My Aquarium 65 Gallons
1 month, 20 days
My Aquarium Thumbnail
denveraquarist My Aquarium 9 years, 16 days
Beth’s Fluval reef tank Thumbnail
bethrph Beth’s Fluval reef tank 15 Gallons
1 year, 3 months
Hex's Reef Thumbnail
fishofhex Hex's Reef 145 Gallons
72'' x 18.5'' x 23''
1 year, 11 months
AquaticLog Saltwater Aquarium
shaggy2061 My Aquarium 29 Gallons
20.8'' x 20'' x 19''
7 years, 4 months
Scharenberg's90 Thumbnail
scharenberg Scharenberg's90 90 Gallons
48'' x 18'' x 24''
3 years, 4 months
Salty 2 Thumbnail
bluey Salty 2 300 Liters
4 years, 6 months
AquaticLog Saltwater Aquarium
matteusmarinius Small Reef Tank 14 Gallons
1 year, 2 months
Big Tank Thumbnail
jwuster65 Big Tank 210 Gallons
5 years, 7 months
Reef Thumbnail
alneophyte Reef 90 Gallons
7 years, 6 months
Evo Thumbnail
aeromech33 Evo 10 Gallons
12'' x 12'' x 12''
2 years, 2 months
Arch's Reef Tank Thumbnail
arch55 Arch's Reef Tank 705 Liters
175cm x 62cm x 65cm
9 years, 10 months
My Aquarium Thumbnail
dschmader My Aquarium 55 Gallons
7 years, 8 months
My Ocean Thumbnail
mattlewis My Ocean 20 Gallons
24'' x 14'' x 18''
8 years, 7 months
220 Thumbnail
seamonkey 220 220 Gallons
72'' x ? x ?
3 years, 10 months
AquaticLog Saltwater Aquarium
seamonkey 180 180 Gallons
4 years, 2 months
Upland Reef Thumbnail
etng59 Upland Reef 10 Gallons
12'' x 12'' x 12''
3 years, 8 months
Reef 240 Litros Thumbnail
pachi Reef 240 Litros 240 Liters
100cm x 50cm x 50cm
9 years, 1 month
AquaticLog Saltwater Aquarium
johnhain 120 gallon SPS 120 Gallons
48'' x 24'' x 24''
8 years, 4 months
AquaticLog Saltwater Aquarium
mrytle My Aquarium 176 Liters
9 years, 9 months
AquaticLog Saltwater Aquarium
bnvall Display Tank 54 Gallons
1 year, 3 months
Reef Tank Thumbnail
gastel Reef Tank 130 Liters
8 years, 6 months
Nano Thumbnail
m00shu Nano 10 Gallons
4 years, 9 months
The Laundry Room Reef Thumbnail
iereefer The Laundry Room Reef 170 Liters
5 months, 26 days
120 Reef Thumbnail
ulrichvonlich 120 Reef 120 Gallons
11 months, 7 days
Chris tank Thumbnail
fishingfool321 Chris tank 125 Gallons
72'' x 18'' x 21''
7 years, 8 months
My 220 G Saltwater Aquarium Thumbnail
tameika29 My 220 G Saltwater Aquarium 220 Gallons
8 years, 2 months
125g Thumbnail
angeloaft 125g 125 Gallons
18.5'' x 72.5'' x 21.5''
2 years, 1 month
40 Thumbnail
katie_elliott93 40 40 Gallons
1 month, 5 days
AquaticLog Saltwater Aquarium
pohlmeyr Fuval Evo 13.5 Gallons
1 year, 5 months
Mini Reef 120 Thumbnail
mulgabeth Mini Reef 120 120 Liters
60cm x 45cm x 45cm
1 year, 1 month
New reef 180 gallon Thumbnail
lancebell53 New reef 180 gallon 180 Gallons
3 months, 1 day
Márcio's Reef Thumbnail
marcio Márcio's Reef 540 Liters
130cm x 60cm x 60cm
7 years, 6 months
Nuvo20 Thumbnail
tgroth Nuvo20 20 Gallons
12'' x 12'' x 12''
10 months, 1 day
Elk Reef Thumbnail
tomek Elk Reef 300 Gallons
98'' x 30'' x 25''
7 years, 10 months
AquaticLog Saltwater Aquarium
billykid7171 75 Gallon 75 Gallons
48'' x 18'' x 21''
8 years, 7 months
75gal Thumbnail
bobcatreefer 75gal 75 Gallons
48'' x 18'' x 21''
5 years, 7 months
Novo Aquario Thumbnail
eduardorcosta Novo Aquario 180 Liters
60cm x 60cm x 50cm
1 year, 1 month
AquaticLog Saltwater Aquarium
proclear60 Proclear60 60 Gallons
24'' x 20'' x 22''
8 months, 10 days
Aqua Base System 12 Thumbnail
cdaussht Aqua Base System 12 65 Gallons
8 years, 3 months
The Black Lagoon Thumbnail
theblacklagoon The Black Lagoon 50 Gallons
24'' x 24'' x 20''
1 year, 8 months
AquaticLog Saltwater Aquarium
thatsnotgood 55gal 10 Gallons
12'' x 12'' x 12''
2 years, 21 days
180 Reef Thumbnail
stick 180 Reef 180 Gallons
72'' x 24'' x 24''
9 years, 2 months
Reef 200 Thumbnail
juansanuy Reef 200 200 Liters
1 year, 6 months
Kathy Barbour Thumbnail
acmjax Kathy Barbour 65.8 Gallons
47.2'' x 19.7'' x 17.7''
5 months
Aqua Medic Magnifica 130CF Thumbnail
ipfm Aqua Medic Magnifica 130CF 500 Liters
5 years, 2 months
AquaticLog Saltwater Aquarium
quinnchero Quinn's Nano Reef 24 Gallons
18'' x 19.6'' x 19.7''
8 years, 20 days
AquaticLog Saltwater Aquarium
skalek 210 Reef Tank 210 Gallons
72'' x 24'' x 30''
7 years, 2 months
My Aquarium Thumbnail
chichimom79 My Aquarium 60 Gallons
24'' x 24'' x 24''
9 years, 10 months
Saltwater Thumbnail
lisalovasco Saltwater 29 Gallons
30'' x 12'' x 18''
11 months, 26 days
Main Reef Thumbnail
hnurge Main Reef 125 Gallons
72'' x 18'' x 21''
8 years, 6 months
6.8 gal Thumbnail
4reefer20 6.8 gal 6.8 Gallons
1 year, 9 months
sharkbait Thumbnail
jessejames sharkbait 10 Gallons
12'' x 12'' x 12''
1 year, 3 months
Reef Tank Thumbnail
keannis Reef Tank 3 years, 10 months
My Aquarium Thumbnail
jokingrectifier My Aquarium 60 Gallons
48'' x 12'' x 22''
1 year, 29 days
60 Cube Thumbnail
inktheory 60 Cube 60 Gallons
24'' x 24'' x 24''
6 years, 4 months
Marks reef 350L Thumbnail
amokall Marks reef 350L 350 Liters
120cm x 50cm x 50cm
6 years, 3 months
Lobby Reef Display Thumbnail
waterfordhs Lobby Reef Display 120 Gallons
1 month, 4 days
AquaticLog Saltwater Aquarium
buzzwrasse Display Tank 90 Gallons
48'' x 18'' x 24''
9 years, 24 days
Display Tank Thumbnail
tfeyrer Display Tank 120 Gallons
48'' x 24'' x 24''
9 years, 3 days
My Aquarium Thumbnail
metzz71 My Aquarium 60 Gallons
48'' x 20'' x 16''
9 years, 17 days
20 Gal. Long Nano Thumbnail
dbreefer 20 Gal. Long Nano 12'' x 36'' x 12''
1 year, 8 months
Clown Tower Thumbnail
tailz Clown Tower 200 Liters
50cm x 50cm x 80cm
8 years, 5 months
RedSea Reefer 425XL Thumbnail
normancheow RedSea Reefer 425XL 425 Gallons
120'' x 57.5'' x 55''
1 year, 2 months
Aku's Lagoon Thumbnail
akutila Aku's Lagoon 1,000 Liters
170cm x 110cm x 55cm
5 years, 3 months
Bio Cube Thumbnail
pdog22 Bio Cube 29 Gallons
7 years, 11 months
My Aquarium Thumbnail
brian1382 My Aquarium 55 Gallons
6 years, 11 months
juwel Thumbnail
simonarvestrand juwel 120 Liters
40cm x 60cm x 50cm
4 years, 18 days
AquaticLog Saltwater Aquarium
stevietud CunniQT 130 Liters
60cm x 40cm x 45cm
11 months, 23 days
Deep Water Thumbnail
dusty311 Deep Water 150 Gallons
48'' x 24'' x 31''
9 years, 2 months
DT Thumbnail
hughsims77 DT 150 Gallons
12'' x 12'' x 12''
1 month, 29 days
Mrpontiac80 Thumbnail
mrpontiac80 Mrpontiac80 65 Gallons
20'' x 48'' x 17.5''
9 months, 2 days