Invertebrate

Electric Blue Hermit Crab

Calcinus elegans

Family Diogenidae
Environment Saltwater
Min Aquarium gallons
Max Length 2.0 in.
pH 8.1-8.4
Temperature 72.0-78.0
Diet Omnivore
Difficulty Easy
Reef Safe Yes
Electric Blue Hermit Crab
rsaalman
Electric Blue Hermit Crab
d2mini
Electric Blue Hermit Crab
eternalaquarium
Electric Blue Hermit Crab
echogi
Electric Blue Hermit Crab
fishereef
Electric Blue Hermit Crab
ayoubaliam
Electric Blue Hermit Crab
ameerun
Electric blue hermit crab
lark0511
Electric Blue Hermit Crab
navarchus
Electric Blue Hermit Crab
warrenmk
Electric Blue Hermit Crab
shaywood
Electric Blue Hermit Crab
jeffsaquarium
Electric Blue Hermit Crab
bigisland
Electric Blue Hermit Crab
reefman_qc
Electric blue hermit crab
hanley1
Electric Blue Hermit Crab
carlonaz
Electric Blue Hermit Crab
rickytor81
Electric Blue Hermit crab
hanley1
Electric Blue Hermit Crab
slavpeev
Electric Blue Hermit Crab
adammahne

160 Aquariums

JBJ Nanocube Thumbnail
dtum JBJ Nanocube 28 Gallons
18'' x 22'' x 22''
4 years, 9 months
75 Gallon Display Reef Thumbnail
legionsofdoom 75 Gallon Display Reef 75 Gallons
11 months, 19 days
Display Tank Thumbnail
schaulj Display Tank 28 Gallons
18'' x 22'' x 22''
6 years, 1 month
Jaspers Reefer 170 Thumbnail
jasper Jaspers Reefer 170 165 Liters
50cm x 60cm x 50cm
3 years, 11 days
Great Little Reef Thumbnail
beebes Great Little Reef 4 Gallons
7 years, 3 months
My Aquarium Thumbnail
saltydog378 My Aquarium 29 Gallons
23'' x 18'' x 19''
5 years, 1 month
No photo
garyfalkland My Redsea Reefer 450 450 Liters
2 years, 11 months
225 SPS Dominant Thumbnail
djkms 225 SPS Dominant 225 Gallons
72'' x 27'' x 27''
7 years, 3 months
Salt 1 Thumbnail
najashu Salt 1 58 Liters
4 years, 6 months
No photo
karlandreas My Aquarium 273 Liters
91cm x 60cm x 50cm
6 years, 4 months
cube 60g Thumbnail
tiguiboy cube 60g 60 Gallons
24'' x 24'' x 24''
9 years, 17 days
ReefMan Qc. Thumbnail
reefman_qc ReefMan Qc. 65 Gallons
36'' x 24'' x 18''
11 years, 5 months
No photo
jimmal jimmal reef aquarium 200 Liters
100cm x 40cm x 50cm
7 years, 3 months
My Aquarium Thumbnail
lindersen My Aquarium 525 Liters
3 years, 4 months
My Aquarium Thumbnail
fin_scully My Aquarium 50 Gallons
36'' x 15'' x 20''
5 years, 6 months
Red sea reefer 350 Thumbnail
jeffsaquarium Red sea reefer 350 350 Liters
120cm x 50cm x 53cm
3 years, 4 months
My Aquarium Thumbnail
poulfun My Aquarium 34.6 Gallons
20'' x 20'' x 20''
7 years, 18 days
90 Gallon Mixed Reef Thumbnail
bboss 90 Gallon Mixed Reef 90 Gallons
48'' x 18'' x 25''
6 years, 7 months
2901reef Thumbnail
ventino 2901reef 250 Liters
960cm x 552cm x 665cm
5 years, 13 days
Mi PicoReef Thumbnail
xgarcia Mi PicoReef 19 Liters
25cm x 25cm x 30cm
3 years, 6 months
Acrylic cube Thumbnail
eques Acrylic cube 540 Liters
78cm x 78cm x 78cm
5 months
600 liters tank Thumbnail
navarchus 600 liters tank 624 Liters
160cm x 60cm x 65cm
4 years, 16 days
No photo
glicksta721 Glick's Grouchy Gulf DT 28 Gallons
18'' x 22'' x 22''
6 years, 1 month
Cat Television Thumbnail
krisjoseph Cat Television 100 Gallons
48'' x 20'' x 24''
5 years, 7 months
Ricky's Reef Aquarium Thumbnail
rickytor81 Ricky's Reef Aquarium 200 Liters
60cm x 60cm x 45cm
10 months, 8 days
Red Sea Max S500 Thumbnail
jjongmans Red Sea Max S500 500 Liters
126cm x 70cm x 66cm
6 years, 6 months
My Aqua Reef 275 Thumbnail
steve3125 My Aqua Reef 275 275 Liters
24'' x 24'' x 24''
6 years, 10 months
My Aquarium Thumbnail
marcinswatek My Aquarium 896 Liters
140cm x 80cm x 80cm
6 years, 11 months
Fluval Edge 23 Reef Thumbnail
scarfacept Fluval Edge 23 Reef 23 Liters
46cm x 26cm x 22.4cm
6 years, 9 months
Reef Tank Thumbnail
djones1246 Reef Tank 300 Liters
102cm x 52cm x 73cm
6 years, 3 months
Elos 120 XL Thumbnail
zer0logik Elos 120 XL 480 Liters
120cm x 80cm x 50cm
4 years, 5 months
No photo
fishguywc Edge Nano Reef 12 Gallons
22.2'' x 17'' x 14.3''
4 years, 4 months
Salty Cube Thumbnail
rockfish Salty Cube 55 Liters
40cm x 40cm x 40cm
6 years, 10 months
19L Blau Soft Coral Thumbnail
damasomartinez 19L Blau Soft Coral 19 Liters
25cm x 25cm x 30cm
4 years, 1 month
My Aquarium Thumbnail
xaney My Aquarium 29 Gallons
2 months, 7 days
No photo
buckda Picodope 3 Gallons
11.8cm x 8.9cm x 8.1cm
7 years, 11 months
10 Gallon Nano Thumbnail
foggysalt 10 Gallon Nano 10 Gallons
16'' x 16'' x 10''
7 years, 5 months
40G Mixed Reef Thumbnail
adammahne 40G Mixed Reef 40 Gallons
36'' x 18'' x 16''
2 years, 7 months
29 Gallon Thumbnail
legionsofdoom 29 Gallon 29 Gallons
6 months, 14 days
My Drop. Thumbnail
axizo22 My Drop. 34 Gallons
8 years, 10 months
RSM Nano Thumbnail
krisjoseph RSM Nano 20 Gallons
18'' x 18'' x 18''
8 months, 2 days
Aquascape Thumbnail
alexs Aquascape 86 Liters
60cm x 40cm x 38cm
5 years, 11 months
No photo
alb_56 My Aquarium 55 Gallons
48'' x 18'' x 12''
6 years, 6 months
Roxanne's 60 gallon starphire Thumbnail
roxy Roxanne's 60 gallon starphire 60 Gallons
24'' x 24'' x 24''
7 years, 2 months
P@Tpsx nano-cube Thumbnail
patpsx P@Tpsx nano-cube 6 years, 1 month
My Aquarium Thumbnail
kinscott My Aquarium 75 Gallons
36'' x 25'' x 18''
1 year, 11 months
Mod's 500 Thumbnail
modulok Mod's 500 132 Gallons
51'' x 28'' x 24''
7 years, 9 months
130g Miracle Thumbnail
rsaalman 130g Miracle 130 Gallons
68'' x 20'' x 22''
4 years, 7 months
DANY´S R33F Thumbnail
rentmadness DANY´S R33F 350 Liters
120cm x 60cm x 50cm
2 years, 8 months
Keagan Thumbnail
kmcgill10 Keagan 20 Gallons
30.3'' x 12.5'' x 12.8''
4 years, 1 month
Trindade REEF Thumbnail
trindade Trindade REEF 325 Liters
100cm x 50cm x 65cm
8 years, 5 months
My Aquarium Thumbnail
victimofhabit My Aquarium 12 Gallons
5 years, 5 months
No photo
mr_stian 200L 250 Liters
6 years, 5 months
Chiquarium Thumbnail
chibargies Chiquarium 32 Gallons
20.2'' x 22'' x 21.5''
11 months, 11 days
BioCube 29 Thumbnail
bboss BioCube 29 29 Gallons
21'' x 19'' x 20''
10 years, 1 month
46 gallon bow front Thumbnail
warrenmk 46 gallon bow front 46 Gallons
36'' x 15'' x 20''
3 years, 9 months
Mixed Reefer Thumbnail
eufemior Mixed Reefer 54 Gallons
35.5'' x 21'' x 20''
2 years, 6 months
110 Gallon Tank Thumbnail
chgries 110 Gallon Tank 110 Gallons
48'' x 24'' x 30''
7 years, 2 months
fishereef's 90 gallon mixed reef Thumbnail
fishereef fishereef's 90 gallon mixed reef 90 Gallons
48'' x 18'' x 24''
6 years, 7 months
Radiante Thumbnail
charlo Radiante 55 Gallons
36'' x 18'' x 20''
6 years, 7 months
No photo
civicbcn My Aquarium 90 Liters
60cm x 35cm x 40cm
11 years, 2 months
Reefer 250 Thumbnail
katboy644 Reefer 250 65 Gallons
36'' x 20'' x 20''
3 years, 6 months
No photo
aquareef_tom Aquareef 400 400 Liters
128cm x 60cm x 60cm
7 years, 7 months
Clarity 6 Thumbnail
dacdaddy Clarity 6 6 Gallons
17'' x 10.2'' x 9''
7 years, 1 month
RJ'S Reef Thumbnail
rick6034 RJ'S Reef 41 Gallons
24'' x 18'' x 24''
3 years, 2 months
65 Rimless Thumbnail
meirvin 65 Rimless 65 Gallons
36'' x 20'' x 21''
3 years, 8 months
Gizmo Thumbnail
gizmo1007 Gizmo 190 Liters
70cm x 70cm x 60cm
5 years, 4 months
Our tank Thumbnail
best63 Our tank 200 Liters
70cm x 65cm x 55cm
4 years, 9 months
No photo
synchiropus My Aquarium 864 Liters
160cm x 90cm x 60cm
7 years, 7 months
Casa Aquarium Thumbnail
azreefbuild Casa Aquarium 90 Gallons
48'' x 24'' x 18''
7 years, 8 months
No photo
juehara My Aquarium 125 Gallons
72'' x 24'' x 18''
6 years, 3 months
No photo
fran_ Fran Reef 60 Liters
60cm x 30cm x 35cm
7 years, 1 month
Juwel 180 Thumbnail
johnharald Juwel 180 180 Liters
80cm x 50cm x 45cm
4 years, 9 months
20g Nano Reef Thumbnail
timzim02 20g Nano Reef 20 Gallons
12.5'' x 30.2'' x 13''
5 years, 6 months
40g Breeder Thumbnail
raven67 40g Breeder 40 Gallons
36.2'' x 18.3'' x 17''
6 years, 8 months
Reefer 250 Thumbnail
echogi Reefer 250 250 Liters
90cm x 50cm x 53cm
3 years, 4 months
Henwood Family Farms - Reef Tank Thumbnail
72bajaben Henwood Family Farms - Reef Tank 120 Gallons
24'' x 24'' x 48''
3 years, 1 month
Osaka Project- Jaubert Thumbnail
zylmak Osaka Project- Jaubert 260 Liters
103cm x 45cm x 62cm
5 years, 9 months
No photo
pedromspereira Salgado II 300 Liters
120cm x 48cm x 62cm
7 years, 1 month
Setra dago Thumbnail
7426 Setra dago 557 Liters
120cm x 60cm x 50cm
3 years, 23 days
My Aquarium - M60 Thumbnail
jasenjno1 My Aquarium - M60 91 Liters
3 years, 10 months
28G NANO Thumbnail
sh4ggy 28G NANO 28 Gallons
18'' x 22'' x 22''
7 years, 5 months
5G Nano Thumbnail
skimed 5G Nano 5 Gallons
20'' x 12'' x 7''
7 years, 1 month
scotts bluff reef Thumbnail
scott3569 scotts bluff reef 56 Gallons
30'' x 18'' x 22''
5 years, 10 months
150 In-wall Thumbnail
markus 150 In-wall 150 Gallons
72.5'' x 18.5'' x 29.5''
7 years, 7 months
My Aquarium Thumbnail
tianmammola My Aquarium 425 Liters
120cm x 55cm x 57.5cm
4 months, 5 days
Mufasa's Apartment Tank Thumbnail
mufasa Mufasa's Apartment Tank 16 Gallons
23.6'' x 11.8'' x 13''
6 years, 10 months
Reeftastic Mixed Reef Thumbnail
d2mini Reeftastic Mixed Reef 200 Gallons
84'' x 24'' x 24''
4 years, 2 months
Keri's Nano Thumbnail
hipstersister Keri's Nano 12 Gallons
15.8'' x 13.8'' x 14.8''
5 years, 6 months
Communal Reef Tank Thumbnail
highdesertreefs Communal Reef Tank 56 Gallons
18'' x 30'' x 24''
7 years, 2 months
Winterfell Reef Thumbnail
dtum Winterfell Reef 100 Gallons
48'' x 24'' x 20''
3 years, 11 months
My Aquarium Thumbnail
rliddle My Aquarium 200 Liters
120cm x 40cm x 40cm
3 years, 5 months
No photo
hawkgonereefin Kids Nano 20 Gallons
9 years, 20 days
No photo
wojtekm My Aquarium 284 Liters
120cm x 47cm x 50cm
6 years, 8 days
No photo
dnilsson Kuben 200 Liters
71cm x 51cm x 65cm
5 years, 18 days
75 Gallon Saltwater Aquarium Thumbnail
rajeee 75 Gallon Saltwater Aquarium 4 years, 7 months
Main Tank Thumbnail
oromis Main Tank 400 Liters
100cm x 50cm x 80cm
4 years, 3 days
Aandenberg Reef Thumbnail
liostar Aandenberg Reef 500 Liters
7 years, 1 month
Juwel Lido120 Thumbnail
tom35 Juwel Lido120 120 Liters
61cm x 41cm x 58cm
6 years, 2 months
Pico @ Work Thumbnail
modulok Pico @ Work 3 Gallons
12'' x 9'' x 8''
6 years, 7 months
No photo
coolitsch My Aquarium 200 Liters
80cm x 50cm x 50cm
6 years, 3 months
IM Fusion 30L Thumbnail
rsaalman IM Fusion 30L 30 Gallons
36'' x 15'' x 13''
5 years, 6 months
SaltyReefer Thumbnail
dsobo SaltyReefer 65 Gallons
36'' x 18'' x 24''
2 years, 10 months
Nano Reef Thumbnail
lark0511 Nano Reef 5 Gallons
6 months, 15 days
No photo
starfight My Aquarium 425 Liters
120cm x 57.5cm x 55cm
3 years, 6 months
Urbaneks 250 Thumbnail
urbaneks Urbaneks 250 51 Gallons
24'' x 12'' x 14''
4 months, 25 days
Pistorino Aquarium Thumbnail
charlesp123 Pistorino Aquarium 30 Gallons
36'' x 18'' x 12''
6 years, 9 months
Lobby Thumbnail
bucfan Lobby 206 Gallons
52'' x 34'' x 27''
5 years, 17 days
No photo
dandelocat My Aquarium 81 Gallons
52'' x 18'' x 20.5''
9 years, 3 months
No photo
erock33 My Aquarium 29 Gallons
6 years, 2 months
Sandrock reef Thumbnail
hijodecain Sandrock reef 300 Liters
90cm x 50cm x 50cm
5 years, 6 months
Eternal Reef Thumbnail
eternalaquarium Eternal Reef 300 Gallons
72'' x 36'' x 20''
8 years, 4 months
50G Reef Thumbnail
mfield16 50G Reef 50 Gallons
36'' x 18'' x 18''
4 years, 6 months
29g BioCube Thumbnail
tdevil__1 29g BioCube 29 Gallons
7 years, 10 months
No photo
flin My Aquarium 6 Gallons
16'' x 10'' x 8''
6 years, 10 months
No photo
zylmak Jaubert Method - 260l 260 Liters
103cm x 45cm x 62cm
5 years, 9 months
No photo
thumper My Aquarium 5 years, 7 months
No photo
seamonkey 180 180 Gallons
4 years, 2 months
My Aquarium Thumbnail
mikelush78 My Aquarium 180 Gallons
72'' x 24'' x 24''
7 years, 27 days
My Aquarium Thumbnail
tomorbk My Aquarium 248 Liters
100cm x 55cm x 45cm
7 years, 2 months
My Aquarium Thumbnail
richards My Aquarium 100 Gallons
48'' x 24'' x 26''
7 years, 3 months
The Pit Thumbnail
kwasdin The Pit 50 Gallons
24'' x 24'' x 20''
6 years, 6 months
My Aquarium Thumbnail
kamon1 My Aquarium 267 Liters
900'' x 500'' x 600''
1 year, 3 months
Big Island Thumbnail
bigisland Big Island 440 Liters
90cm x 70cm x 70cm
5 years, 10 months
My Aquarium Thumbnail
gino My Aquarium 46 Liters
43cm x 26cm x 45cm
7 years, 10 months
No photo
liamgp AquaReef 400 400 Liters
128cm x 50cm x 65cm
6 years, 5 months
Tubbataha in a Cube Thumbnail
krisd Tubbataha in a Cube 130 Liters
51cm x 48.4cm x 58.4cm
5 years, 6 months
Nano Reef Thumbnail
shaywood Nano Reef 20 Gallons
15'' x 24'' x 12''
5 years, 8 months
No photo
reefmaverick 200DD 200 Gallons
45'' x 36'' x 27''
6 years, 1 month
Octopus' Garden Thumbnail
macman7010 Octopus' Garden 100 Gallons
48'' x 24'' x 20''
16 years, 26 days
My Aquarium Thumbnail
kayakeur My Aquarium 75 Liters
40'' x 50'' x 40''
5 years, 11 months
Devils Triangle Thumbnail
carlonaz Devils Triangle 75 Gallons
48'' x 18'' x 21''
1 year, 16 days
2M Aquarium Thumbnail
ayoubaliam 2M Aquarium 1,000 Liters
60cm x 65cm x 200cm
5 years, 5 months
Deep Blue Thumbnail
slavpeev Deep Blue 400 Liters
105cm x 70cm x 70cm
5 years, 1 month
Reef 29 Thumbnail
hind Reef 29 29 Gallons
30'' x 12'' x 18''
4 years, 2 months
Cadlight 8gl - work Thumbnail
roxy Cadlight 8gl - work 8 Gallons
12'' x 12'' x 12''
6 years, 10 months
12 Gallon Long Thumbnail
jcsh2o 12 Gallon Long 12 Gallons
36'' x 8.5'' x 9.5''
2 years, 8 months
150l reef Thumbnail
depcep 150l reef 160 Liters
100cm x 40cm x 40cm
7 years, 13 days
No photo
gobiidae 50 gallon salt 50 Gallons
36'' x 18'' x 18''
3 years, 11 months
No photo
reefspacemark My Aquarium 250 Liters
90cm x 60cm x 60cm
5 years, 20 days
Reefin' Madness Thumbnail
planereefer Reefin' Madness 50 Gallons
24'' x 24'' x 20''
7 years, 1 month
My Aquarium Thumbnail
mwfrank22 My Aquarium 40 Gallons
36'' x 18'' x 17''
4 years, 1 month
RedSea Max 250 Thumbnail
hanley1 RedSea Max 250 250 Liters
38'' x 21'' x 26.2''
4 years, 9 months
My Aquarium Thumbnail
bandibandy My Aquarium 66 Gallons
6 years, 11 months
No photo
tobysmurf 90G LPS 90 Gallons
48'' x 18'' x 24''
7 years, 3 months
Micro récif Thumbnail
fyldor Micro récif 157 Liters
70cm x 45cm x 50cm
6 years, 3 months
Dave's reef tank Thumbnail
cosmo10973 Dave's reef tank 180 Liters
5 years, 4 months
My Aquarium Thumbnail
drachnet My Aquarium 5 months, 26 days
No photo
troops993 Lounge Reef Tank 1,000 Liters
72'' x 27'' x 24''
1 year, 8 months
No photo
buzzwrasse Display Tank 90 Gallons
48'' x 18'' x 24''
7 years, 4 months
RedSea Max S500 Thumbnail
hanley1 RedSea Max S500 135 Gallons
128cm x 70cm x 54cm
9 days
My Aquarium Thumbnail
paqux My Aquarium 180 Gallons
72'' x 24'' x 24''
5 years, 1 month
No photo
jacktf French Nano's refugium 40 Liters
32cm x 42cm x 30cm
5 years, 21 days
No photo
slider777 Jon`s Reef 90 Gallons
48'' x 18'' x 21''
7 years, 11 months
No photo
brrit Waterbox 20 20 Gallons
1 month, 4 days
Reefer 350 Thumbnail
tletourneau Reefer 350 73 Gallons
47'' x 24'' x 20''
1 year, 11 months
Kostka Thumbnail
pylik Kostka 380 Liters
80cm x 80cm x 60cm
4 years, 2 months
Sews Reef Thumbnail
sews Sews Reef 270 Liters
100cm x 50cm x 54cm
3 years, 7 months
Rob's ReefTank Thumbnail
ameerun Rob's ReefTank 130 Liters
3 years, 8 months
Nuvo 8 Thumbnail
cchsoracle Nuvo 8 8 Gallons
11.8'' x 12.2'' x 12.2''
6 years, 28 days