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Semi-Aggressive

  • Products (124)
124 products
Annularis Angelfish, Juvenile, Captive Bred
(Pomacanthus annularis)
Starting at $79.99
…possible to differentiate males from females with the exception of their body shape when they are fully mature. Additionally, these fishes are semi-aggressive and they can become territorial once acclimated to the aquarium. These Captive-Bred Annularis angelfish are reared and fed prepared foods, so…
Dwarf Cockatoo Cichlid
(Apistogramma cacatuoides)
Starting at $11.99
…groupings. They require plenty of open swimming areas but also need hiding places. A fine gravel to sand substrate is recommended. Although a semi-aggressive fish, the Apistogramma is also timid and should not be housed with large, aggressive fish. They require good water conditions, and regular…
Saddleback Hogfish
(Bodianus bilunulatus)
Starting at $49.99
The juvenile Saddleback Hogfish, also known as the Hawaiian Hogfish or Pacific Hogfish, has a white body with a large yellow swatch across the face and a large black patch just before the tail. With maturity, however, the yellow coloration will migrate back through the fins until reaching the tail.…
Lyretail Hogfish
(Bodianus anthioides)
Starting at $69.99
The Lyretail Hogfish has a reddish-orange face and white posterior with red highlights. It has a beautiful long tail, hence its name.A 70 gallon or larger aquarium with hiding places should be provided. It is moderately aggressive and should be housed with other moderately aggressive fish.The diet…
Blood Red Hawkfish
(Cirrhitops fasciatus)
Starting at $49.99
…along the body.A 30 gallon or larger aquarium is acceptable. It is a hardy fish and any tank mates should be larger than itself and at least semi-aggressive. It will eat small fish and crustaceans.The Blood Red Hawkfish diet should include a variety of marine meats, frozen preparations, and live…
Gold Severum
(Heros serverus)
Starting at $6.99
…still plenty of open room for swimming. The Gold Severum can be aggressive when spawning, and for this reason should only be housed with other semi-aggressive fish.Differentiating between the male and female is very difficult. Positive identification can only be made after close examination of the…
Duboisi Cichlid
(Tropheus duboisii)
Starting at $29.99
…Duboisi Cichlid should be maintained in an aquarium of at least 50 gallons, in a large number of the same species, or with other smaller semi-aggressive Tanganyikan or Malawian cichlids. Incorporate plenty of rocks and African driftwood in order to build caves. Provide a sandy bottom of aragonite…
Dario Botia Loach
(Botia dario)
Starting at $9.99
…that originates from the streams in Indonesia.The Dario Botia Loach is an active scavenger that is a semi-aggressive fish that enjoys the company of its own species, or other semi-aggressive fish. It will school with others of the same age and size. The Dario Botia Loach appreciates caves, holes,…
Redtail Shark
(Epalzeorhynchos bicolor)
Starting at $3.99
The Redtail Shark, also known as the Redtail Black Shark is great for the semi-aggressive community aquarium, as long as they are the sole sharks and the other tankmates are of similar size. The Redtail Shark is a beautiful fish with a jet black body and a bright red tail. The dorsal fin is marked…
Bicolor Dottyback
(Pictichromis paccagnellae)
Starting at $11.99
The Bicolor Dottyback, also called the Bicolor Pseudochromis or Royal Dottyback, is two bold colors; the anterior portion is purple and the posterior portion is bright yellow.A 30 gallon or larger aquarium should be provided. The Bicolor Dottyback will not be intimidated by other fish and will…
Springeri Dottyback
(Pseudochromis springerii)
Starting at $79.99
The Springeri Dottyback, also known as the Springer's Dottyback, or Springer's Pseudochromis, is primarily dark blue with three vertical face bands of light blue and deep blue outlines on the fins. A very curious fish with a distinctive personality, the springerii will provide years of enjoyment for…
Leaf Fish
(Taenianotus triacanthus)
Starting at $49.99
The color of the Leaf Fish, also known as the Leaf Scorpionfish, or Paper Fish, varies between red, yellow, brown, or blue.A 30 gallon or larger aquarium with live rock is suitable for this fish. It uses the live rock for hiding as well as for perching while looking for food. Tank mates should be…
Spanish Hogfish
(Bodianus rufus)
Starting at $39.99
The Spanish Hogfish has a patch of blue highlight on the golden-yellow body across the back with violet scale margins.It is a beneficial fish for cleaning parasites off of its tank mates. The Spanish Hogfish will need to be kept in a 150 gallon or larger fish-only tank, or the reef will become its…
Cuban Hogfish
(Bodianus pulchellus)
Starting at $129.99
The Cuban Hogfish, also called the Spotfin Hogfish, has a pinkish-orange head and body. The caudal portion of the body and the tail are lighter, sometimes approaching yellow. The brightness and placement of the colors can vary considerably.The Cuban Hogfish needs room to swim, so a tank of at least…
Talbot's Damselfish
(Chrysiptera talboti)
Starting at $11.99
…body. They are a very active species that maintains a small size in the aquarium, but can become territorial as it ages.It is considered semi-aggressive and should be housed in a 30 gallon or larger aquarium. It will need adequate hiding places to develop territories and to avoid other aggressive…
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