
Equipment
Fritz Maracyn Two (10-pk).
A 10-packet course of Fritz Maracyn Two — targets gram-negative bacterial infections like columnaris and septicemia in freshwater and saltwater tanks. One 1g packet per dose.
$19.99In stock
In-store purchase only. There is no online checkout on this site. Pick this up at our Erie store, or call us to arrange shipping.
- Brand
- Fritz
- Condition
- new
- Fulfillment
- Local pickup — Erie, PA
Pick this up at the shop, or ask us to ship it. Shipping cost depends on the item, so call (814) 456-9445 and we'll quote it — payment is taken upfront before the order goes out.
What it's for
Underlined topics open the guide that explains how they work.
- treating gram-negative bacterial infections in fishBiological filtrationThe bacteria that turn fish waste into something harmless. The real filter.In How to build an easy freshwater sump — no drilling, no cut glass
- treating columnaris in aquarium fishDisease & parasite treatmentTreating ich, fungus, parasites and infections, usually away from the display tank.In How to quarantine new fish (and treat sick ones): the QT tank
- treating septicemia in freshwater and saltwater tanksDisease & parasite treatmentTreating ich, fungus, parasites and infections, usually away from the display tank.In How to quarantine new fish (and treat sick ones): the QT tank
- antibiotic treatment course for sick fishDisease & parasite treatmentTreating ich, fungus, parasites and infections, usually away from the display tank.In How to quarantine new fish (and treat sick ones): the QT tank
Visit the store
660 East 14th Street,
Erie, PA.
Mon–Fri 12–6 · Sat 11–4 · Sun closed. Call ahead on livestock — what's on the floor rotates.



