TankStocking

Can Freshwater Angelfish live with German Blue Ram?

Yes — Freshwater Angelfish and German Blue Ram are a workable pairing in a suitable, cycled tank.

By the TankStocking team · methodology-driven, sourced from aquarium care references Data v2026.06 · last reviewed How we judge this →

The planner's verdict

Freshwater Angelfish + German Blue Ram

✓ Good starter plan

1× Freshwater Angelfish, 2× German Blue Ram

The engine clears this pairing — a workable starting point in a cycled, planted tank.

Load this build in the planner ↑

Freshwater Angelfish vs German Blue Ram: key facts

A neutral, side-by-side look at each species' sourced stats. These are figures only — the verdict above states whether they should share a tank.

Key facts side by side — Freshwater Angelfish vs German Blue Ram (sourced stats only)
Key factFreshwater AngelfishGerman Blue Ram
Adult size15 cm5 cm
Minimum tank29 US gal20 US gal
Minimum group12+ (pair/group)
TemperamentSemi-aggressivePeaceful
Temperature range24–30°C27–30°C
pH range6–7.55–7
BioloadMediumLow
Swim levelMidwaterBottom
Beginner-friendlyYesNo — advanced

Why, at a glance

Drawn straight from the sourced figures above, using the same thresholds the engine applies — these show the data behind the verdict, not a separate opinion.

Temperature range overlap — Freshwater Angelfish vs German Blue Ram Shared temperature window: 27–30°C (3°C overlap). Both ranges include it. Freshwater Angelfish: 24–30°C German Blue Ram: 27–30°C shared 14°C32°C
Temperature range overlap. Shared temperature window: 27–30°C (3°C overlap). Both ranges include it.
pH range overlap — Freshwater Angelfish vs German Blue Ram Shared pH range: 6–7. Both prefer water within it. Freshwater Angelfish: 6–7.5 German Blue Ram: 5–7 shared 58.5
pH range overlap. Shared pH range: 6–7. Both prefer water within it.
Adult size to scale — Freshwater Angelfish vs German Blue Ram Freshwater Angelfish (15 cm) is 3× the length of German Blue Ram (5 cm) — under the 3.5× size gap that flags predation risk. Freshwater Angelfish: 15 cm German Blue Ram: 5 cm 17.5 cm = 3.5× line 0 cm
Adult size to scale. Freshwater Angelfish (15 cm) is 3× the length of German Blue Ram (5 cm) — under the 3.5× size gap that flags predation risk.
Sources & confidence (2 species)

These back the Freshwater Angelfish and German Blue Ram figures used for this verdict. Each figure is read from the TankStocking species database (v2026.06); below is the care reference behind it and how confident we are in that data. Confidence reflects the source quality, not whether any pairing is safe. Full source list and the welfare model are on the methodology page.

  • Freshwater Angelfish Pterophyllum scalare — Seriously Fish (seriouslyfish.com/species/pterophyllum-scalare) high confidence
  • German Blue Ram Mikrogeophagus ramirezi — Seriously Fish (seriouslyfish.com/species/mikrogeophagus-ramirezi) high confidence

Why

No welfare check fires for this pairing: their adult sizes, temperaments, temperature ranges and social needs line up. Keep each in its proper group and give the tank time to mature.

A workable setup: at least 29 US gallons (110 L), with Freshwater Angelfish and a pair of German Blue Ram, in a cycled, planted tank. Test your exact plan below.

Your tank

no size set

Pick a common size, or enter your own dimensions.

Inside dimensions

Add fish & invertebrates

Search 126 freshwater species by name or group.

      Verdict

      More matches for Freshwater Angelfish

      Other species the engine clears with Freshwater Angelfish — tap to load the pairing.

      Bamboo Shrimp (Wood/Fan Shrimp)Boesemani RainbowfishBolivian RamBrilliant RasboraBristlenose PlecoCelebes RainbowfishClown PlecoCongo TetraDwarf GouramiGold Barb

      Common questions

      Can Freshwater Angelfish live with German Blue Ram?

      Yes — Freshwater Angelfish and German Blue Ram are a workable pairing in a suitable, cycled tank. TankStocking's engine reaches this by checking minimum tank size, group needs, temperature overlap, aggression, predation by size and fin-nipping for this exact pairing.

      What tank size do Freshwater Angelfish and German Blue Ram need together?

      Plan for at least 29 US gallons so both species clear their minimum-tank needs, with Freshwater Angelfish and a pair of German Blue Ram. More water and a planted layout with broken sightlines always help.

      Related to Freshwater Angelfish & German Blue Ram

      Related guides on TankStocking — each scored by the same welfare engine as the planner.

      Full tank-mate guides

      More compatibility guides

      How many fit a tank?

      Browse

      This is a planning estimate based on sourced species data — individual fish vary. See the methodology, the Freshwater Angelfish tank mates guide, or the full fish list.