Hockey Stick Tetra

Hockey Stick Tetra (Thayeria boehlkei) — also known as Penguin Tetra or Blackline Penguin Fish Bold black hockey-stick stripe through body and lower tail lobe — visible across the room Distinctive head-up angled swimming posture — species characteristic, not illness Very active schooling fish — fills mid-water with constant motion Minimum 6 fish (3 pairs) — reduce fin nipping and stress; 5 pairs for best schooling display 1 Pair ₹99 ? | 2 Pairs ₹179 | 3 Pairs ₹249 ⭐ | 5 Pairs ₹399 ? pH 6.0–7.5 · 22–28°C · dark substrate for best stripe contrast Caution with long-finned Bettas — moderate fin nipper in small groups; fine in school of 8+ Cover tank — moderately prone to jumping when startled