Sera Marin Hydrometer – Marine Aquarium Salinity Measurement Tool Puppy Wet Food and other small community fish

and other small community fish

Quality engineered in Germany for long-term reliability

Gentle on Teeth: Soft texture helps protect gums and dental health

Swivel hook keeps the leash from tangling

Sera Marin Hydrometer – Marine Aquarium Salinity Measurement Tool Puppy Wet Food and other small community fishThe Sera Marin Hydrometer is a reliable tool designed for measuring the salinity and specific gravity of saltwater aquariums. Engineered for precision, it helps marine aquarists maintain the ideal environment for fish, corals, and invertebrates by ensuring accurate salt concentration. Key Features: Accurate Readings: Provides quick and reliable measurement of salinity (ppt) and specific gravity (SG) User Friendly Design: Large, easy to read scale with