SearchSearch
PETCO Gift Card
Extended 72-Hour Sale FREE Shipping on $50
Fish Products
  Loading Product Refinements...

Customer Favorites

Sort:
Show:

Page: Previous 1 2 3 4 5 .. 24 Next

Check up to 5
items to compare
  Easy to feed and hardy  One of the most aggressive wrasses  Does best with fish such as puffers, filefish, tangs, angels, and butterflies
8-Line Fairy Wrasse
$17.99
Up to 10% Off
Compare
  One of the newer reef fish in the industry  Can be kept in small group when introduced simultaneously  Should only be kept with peaceful community fish
Yellow-Fin Fairy Wrasse
$25.19
Up to 10% Off
Compare
  One of the larger triggerfish  Will rearrange rocks and gravel  Has a personality similar to canines
Blueline Trigger
$34.19 to $71.99
Up to 10% Off
Compare
  Not commonly available, but highly sought  Initially shy and needs an expansive tank with plenty of hiding places  Does best with larger fish such as triggers and groupers
Map Puffer
$143.99 to $179.99
Up to 10% Off
Compare
  Not commonly available  Somewhat shy species needing plenty of hiding places  Do not keep in a smaller tank as its health will suffer
Guinea Fowl Puffer
$71.99 to $89.99
Up to 10% Off
Compare
  Easy-to-use calcium reactor that maintains the level of calcium and alkalinity within a reef aquarium  Compact, high-grade acrylic construction  Eliminate manual dosing with dry and liquid supplements  Helps maintain a healthier and successful reef tank  Calcium media and CO2 system are required for use and sold separately
Coralife Calcium Reactor for Aquariums
$139.99 to $169.99
Up to 32% Off


Compare
  Regularly available and gets along with other members of the same genus  Maneuvers just like a helicopter, and uses its beak to crush its food  Does great with bolder fish such as triggers, groupers, and wrasses
Dog Face Puffer
$17.99 to $34.19
Up to 10% Off
Compare
  Needs plenty of hiding places, especially when acclimating  Very slow swimmer that may eat any fish or shrimp that can fit in its mouth  Has venomous spines
Dwarf Zebra Lionfish
$9.89 to $16.19
Up to 10% Off
Compare
Compare
  Exceptionally bold and hardy, does best in a Fish Only With Live Rock or FOWLR tank.  Keep with active, but semi-aggressive tankmates  Will bully smaller docile tankmates
Spanish Hogfish
$16.19 to $44.99
Up to 10% Off
Compare
  Very peaceful and can be kept in groups in a large tank  Usually won't harm tankmates except for bottom dwellers and sessile invertebrates  Does best in a tank with multiple hiding places
Blue Spiny Lobster
$9.89 to $19.79
Up to 10% Off
Compare
  One of the largest Hawkfish, perfect for an aggressive tank  Keep only one per tank with the exception of extremely large tanks  Does best with ledges to perch on as well as crevices and caves for hiding purposes
Freckled Hawkfish
$19.79 to $29.69
Up to 10% Off
Compare
  Also known as the Spotfin Lionfish  May hide initially when acclimating  Has venomous spines
Antennata Lionfish
$9.89 to $16.19
Up to 10% Off
Compare
  Resembles a bumblebee in coloration and pattern  One of the smallest shrimp available  As with all shrimps, drip acclimation is highly recommended
Bumblebee Shrimp
$4.49
Up to 10% Off
Compare
  Almost always buried in the sand with its head sticking out  When kept in large groups, the eels look like a bed of seagrass  Needs a minimum of six inches of sand, low water current, and non-aggressive tankmates
Garden Eel
$22.49
Up to 10% Off
Compare
  Relatively new to the industry  One of the smaller Hawkfish available  Great for reef tanks
Geometric Pygmy Hawkfish
$26.99
Up to 10% Off
Compare
  A hardy and aggressive fish  Should not be mixed with smaller, less aggressive fish, nor should it be with larger, more aggressive Hawkfish  Does best with plenty of crevices and caves to hide in, and ledges to perch on or around
Spotted Hawkfish
$11.69
Up to 10% Off
Compare
  Markings consist of a dark black or gray body with white polka dots  Grows to around 12" long  Best kept with fish of similar temperament and size
Spotted Grouper
$9.89
Up to 10% Off
Compare
  Has the appearance of rock, waiting to ambush unsuspecting prey  Eats victims whole and has been known to attack tankmates of similar size, but will not harm corals or anemones  Good for reefs lacking shrimp and with slightly larger fish
Sargassum Angler
$15.29
Up to 10% Off
Compare
  Predator that uses its false eyespot to resemble a moray eel  Extremely hardy and disease resistant fish  Does best as the only Marine Betta and needs plenty of hiding places
Marine Betta
$44.99
Up to 10% Off
Compare
  Excellent fish for reef or community aquariums  Not aggressive except around its territory or burrow  May jump out of a tank when startled
Orange Spotted Goby
$8.99
Up to 10% Off
Compare
  Eats plankton and algae unlike most blennies  Spends equal time swimming around or hiding in caves  Keep one per tank as it may be aggressive towards other Blennies, as well as Firefish and Gobies
Midas Blenny
$13.49 to $22.49
Up to 10% Off
Compare
  A peaceful species that hides in burrows  May live symbiotically with a Pistol Shrimp  Requires a sand substrate to create burrows
Diagonal Bar Prawn Goby
$11.67
Up to 10% Off
Compare
  Great community fish, but can be territorial towards its own kind  Needs open swimming space and sand to burrow  May jump out of a tank if startled
Blue Spotted Watchman Goby
$16.19
Up to 10% Off
Compare
Compare
  Relatively reef safe and easy to keep  Should be kept singly, in pairs, or in a small school  Needs plenty of hiding spots
Pyramid Butterfly
$17.99 to $26.99
Up to 10% Off
Compare
  Perfect for reef tanks or passive fish-only tanks  Can live symbiotically with Pistol Shrimp  May be aggressive towards other Tangaroa Gobies  Needs many hiding places and is known to be a jumper when startled
Tangaroa Goby
$13.47
Up to 10% Off
Compare
  Does best with other passive fish  Passive towards other fish, but can be territorial especially towards other firefish unless introduced simultaneously  Needs a tight fitting lid on its tank as it is a jumper
Purple Firefish Goby
$17.99
Up to 10% Off
Compare
  Also known as the Target Mandarin Goby or Psychedelic Mandarin  Should only be added to a mature tank with  live rock and live sand   Do not keep with aggressive fish
Spotted Mandarin Goby
$8.99 to $17.99
Up to 10% Off
Compare
  Not very aggressive, except towards other Randall's Gobies, but may be territorial around its own burrow  More than one can be kept only in larger tanks with plenty of room across the substrate  May jump out of the tank if startled
Randall's Goby
$15.29
Up to 10% Off
Compare
  One of the more peaceful Butterflyfish  Will eat ornamental shrimp, but will also eat pesty glass anemones  Needs plenty of swimming room and usually ignores tank mates
Pakistani Butterfly
$19.79 to $26.99
Up to 10% Off
Compare
  One of the best choices for a first Butterflyfish  May be aggressive towards other Butterflyfish  Can be in certain reef tanks, but will eat soft corals
Klein's Butterfly
$13.49 to $19.79
Up to 10% Off
Compare
  One of the hardiest fish around  Can be aggressive towards more timid fish  Will eat small ornamental shrimp
Diadema Dottyback
$6.29
Up to 10% Off
Compare
  One of the hardiest fish available  Can be territorial towards other fish, smaller or larger, but is definitely more aggressive towards similarly shaped fish or other dottybacks  Will eat ornamental shrimp, as well as nuisance bristleworms
Bi-color Dottyback
$7.19
Up to 10% Off
Compare
  One of the hardiest fish available  May become aggressive towards other similarly shaped fish and other pseudochromis  Needs plenty of hiding places to do well
Strawberry Dottyback
$7.19
Up to 10% Off
Compare
  A relative of the Blueface Angelfish,  Euxiphipops xanthometopon   Initially shy, this species can become fiesty  Provide plenty of hiding places, as well as sufficient open swimming area
Six-Bar Angel
$26.99 to $35.99
Up to 10% Off
Compare
  Species in the genus  Genicanthus  are the only planktivores out of all Marine Angelfish  Usually ignores other angels, and is one of the most passive angels  Easier to maintain than most other Angelfish and a great reef inhabitant
Lamarck's Angel
$17.99
Up to 10% Off
Compare
  Popular, but difficult to keep  Needs live rock to graze upon  Does best with peaceful tankmates
Regal Angelfish
$31.49 to $101.69
Up to 10% Off
Compare
  Requires a larger tank, 100 gallons or more  Should be the only angelfish in any tank due to aggression  Generally not reef safe as it will nip at sponges, sessile invertebrates, and clams
Cortez Angel
$49.49 to $67.49
Up to 10% Off
Compare
  Also known as the Common Angelfish  Somewhat aggressive especially towards other angelfish  Generally not reef safe
Blue Angel
$13.49 to $71.99
Up to 10% Off
Compare
  Comes in a variety of shades of pink  Delicate but beautiful  Needs moderate current and strong lighting to thrive and maintain its vibrancy
Seriatopora Birdsnest Coral
$25.19 to $44.99
Up to 10% Off
Compare
  Commonly confused with  Star Polyps  due to their striking resemblance  Lacks sweeper tentacles, making it very safe to place near other community corals  Quite fragile compared to other corals
Pipe Organ Coral
$22.47 to $31.47
Up to 10% Off
Compare
  Has the appearance of a cabbage leaf  Reproduces easily on its own  May be toxic to some stony corals
Cabbage Leather Coral
$13.49 to $26.99
Up to 10% Off
Compare
  Also known as the Colt Coral  Many branches with small polyps  Although easy to maintain, can be aggressive and should be given ample room from other tankmates
Cauliflower Colt Coral
$17.99 to $31.49
Up to 10% Off
Compare
  Easy to maintain, and easily reproduces on its own  Can crowd out other corals, so adequate space should be given  Also known as Button Polyps or Sea Mats
Colony Polyp
$16.19 to $22.49
Up to 10% Off
Compare
  Very adaptable to different lighting and water flow, but does best with bright lights and strong flow  Should only be introduced to established reef tanks  Also known as a Cat's Paw, Brush, or Club Finger Coral
Stylophora Coral
$25.19 to $35.99
Up to 10% Off
Compare
  Tends to grow in a long and flat manner, giving the colony the appearance of a tongue or slipper  Can be green, brown, or cream colored  Does best on the bottom of a sandy reef tank away from other inhabitants
Slipper Coral
$13.49 to $29.69
Up to 10% Off
Compare
Check up to 5
items to compare


Page: Previous 1 2 3 4 5 .. 24 Next

Wild BirdBirdReptile & AmphibianSmall AnimalFishCatDog 7 years1-6 YearsKittenPuppyCommunity Pet Walk