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STATUS: INCOMPATIBLE ⬌ MATRIX CORRELATION INDEX

Can you keep Pea Puffer and Siamese Algae Eater together?

Algorithmically generated environmental and behavioral compatibility report.

Pea PufferCarinotetraodon travancoricus
mid Layeraggressive
incompatible
Siamese Algae EaterCrossocheilus oblongus
bottom Layerpeaceful
INCOMPATIBLE

Algorithmic Assessment

Aggression incompatibility. Pea Puffer is an aggressive/territorial species. Peaceful or community fish like Siamese Algae Eater cannot be housed with highly territorial fish safely.

Scientific Parameter Comparison

Cross-reference water chemistry, temperature range envelopes, and physical dimensions of Pea Puffer and Siamese Algae Eater.

Parameter MetricPea PufferSiamese Algae EaterCalculated Overlap
Temperature Range74°F – 82°F75°F – 80°F75°F – 80°F
pH Chemistry6.5 – 7.56.5 – 7.56.5 – 7.5
Min. Tank Capacity10 Gallons30 Gallons30 Gallons (Minimum)
Aquatic Strata ZonemidbottomSeparated Layers
Adult Size (Max)1.0" (3 cm)6.0" (15 cm)Ratio: 1 : 6.0

⚠ Physiological Mismatch Report

Our stocking engine calculations indicate that putting these two species in the same tank causes acute physiological strain. Below are the calculated parameters that violate safe cohabitation ranges:

Predation Threat MetricsSize Ratio: 6.0 : 1

Larger predators typically consume tankmates that fit into their mouths. Keeping a 1" species with a 6" species is dangerous.

⚔️ Do Pea Puffer and Siamese Algae Eater Fight?

Behavioral analysis indicates a severe compatibility clash. The Pea Puffer is known for highly territorial and aggressive behaviors. In a shared environment, it is highly likely to harass, injure, or stress the more peaceful Siamese Algae Eater, making them completely incompatible cohabitants.

🍽️ Swimming Layers & Feeding Competition

To satisfy their dietary requirements, offer a varied feeding schedule. Sinking pellets or wafers are ideal for bottom dwellers, while floating flakes or micro-granules support mid and top dwellers. The Pea Puffer occupies the mid layer, while the Siamese Algae Eater occupies the bottom layer. This separation of swimming zones naturally minimizes direct interactions and reduces competition during feeding times.

📏 Size Difference & Predation Threat

A major physical size discrepancy exists between these two species. The Siamese Algae Eater grows to 6.0 inches, which is over 6 times larger than the Pea Puffer at only 1.0 inches. There is a high risk of predation, as predatory fish will naturally consume any tank mate that can fit into their mouths.

Pea Puffermid Layer
Scientific NameCarinotetraodon travancoricus
Min Tank Capacity10G
Aggressionaggressive
Temp Envelope74°F - 82°F
pH Chemistry6.5 - 7.5
Scientific NameCrossocheilus oblongus
Min Tank Capacity30G
Aggressionpeaceful
Temp Envelope75°F - 80°F
pH Chemistry6.5 - 7.5

Chemistry & Habitat Analysis

Temp Envelope
75°F - 80°F
Shared temperature bounds.
pH Chemistry
6.5 - 7.5
Shared safe pH bounds.
Combined Min Tank
30 Gallons
Lowest acceptable volume.

Frequently Asked Questions: Pea Puffer & Siamese Algae Eater Compatibility

Are Pea Puffer and Siamese Algae Eater good tank mates?

Aggression incompatibility. Pea Puffer is an aggressive/territorial species. Peaceful or community fish like Siamese Algae Eater cannot be housed with highly territorial fish safely.

Can you put Pea Puffer and Siamese Algae Eater in the same tank together?

Behavioral analysis indicates a severe compatibility clash. The Pea Puffer is known for highly territorial and aggressive behaviors. In a shared environment, it is highly likely to harass, injure, or stress the more peaceful Siamese Algae Eater, making them completely incompatible cohabitants.

What water temperature and pH parameters do Pea Puffer and Siamese Algae Eater need?

Both species require compatible parameters. Pea Puffer needs a temperature of 74°F to 82°F and a pH of 6.5 to 7.5. Meanwhile, Siamese Algae Eater needs a temperature of 75°F to 80°F and a pH of 6.5 to 7.5. Shared overlap range: 75°F–80°F temperature and 6.5–7.5 pH overlap.

What is the minimum combined tank volume required to house Pea Puffer and Siamese Algae Eater?

To successfully house both species together, a baseline of 30 gallons is required. However, because the setup includes territorial behavior from Pea Puffer (aggressive), we recommend an adjusted minimum tank volume of at least 50 gallons (adding a 20-gallon safety buffer) to establish separate visual boundaries and minimize stress.