Olive Nerite Snails 101: A Comprehensive Beginners Guide!

Olive Nerite snails are popular for beginner aquarium enthusiasts due to their low maintenance and effective algae-eating capabilities. These small freshwater snails are a great addition to any tank, helping to keep the tank clean and balanced.

Their unique olive-colored shells and peaceful nature make them a highly sought-after species for experienced and new hobbyists.

This comprehensive beginner guide will cover everything you need to know about Olive Nerite snails, from their natural habitat and behavior to their care requirements in a home aquarium.

olive nerite snail

We will explore their diet, ideal tank conditions, and compatibility with other tankmates. Additionally, we will discuss breeding and potential health issues to watch.

Whether you are considering adding Olive Tiger Eye Nerite Snails to your aquarium or already have them and want to learn more about their care, this guide will provide you with all the essential information to ensure the well-being of these fascinating aquatic creatures. 

What We Like About Olive Nerite Snail (Neritina reclivata)

For several reasons, the Olive Nerite Snail, also known as Neritina reclivata, is common in the aquarium hobby. One of the most notable characteristics of this snail is its unique olive green and brown shell, which adds a natural and earthy aesthetic to the tank.

Additionally, Olive Nerite Snails are known for their voracious appetite for algae, making them excellent natural cleaners for the aquarium.

These snails are also relatively low-maintenance, requiring minimal care and attention. They are compatible with various water parameters, making them adaptable to multiple tank setups. Furthermore, they are peaceful and non-aggressive, making them a great addition to community tanks. 

Overall, the Olive Nerite Snail is prized for its attractive appearance, effective algae-eating habits, and ease of care. It is a popular snail species for both beginner and experienced aquarists. 

What do Olive Nerite Snails Eat?

Olive Nerite Snails are herbivores that primarily feed on algae and biofilm. In an aquarium, they will naturally graze on rocks, plants, and glass surfaces to find their food.

These snails can also consume other types of organic matter, such as leftover fish food or decaying plant material.

Some aquarists supplement their diet with commercial algae wafers or blanched vegetables like zucchini or cucumber.

Providing a varied diet is essential to ensure they are getting all the necessary nutrients. Overfeeding should be avoided as it can lead to water quality issues in the aquarium.

Additionally, it’s essential to ensure the aquarium’s water is well-maintained and free of any pollutants to support the health and appetite of the Olive Tiger Eye Nerite Snail. 

These snails are relatively low-maintenance in feeding, as they will naturally find enough food in a well-established aquarium with algae growth. 

How do you set up an aquarium for Olive Nerite Snail?

Olive nerite snails are excellent little algae eating snails that can contribute to a healthy and balanced freshwater aquarium. Here’s what you need to know to set up your tank for them:

Tank Size:

  • While they can survive in a nano tank as small as 2-3 gallons, providing at least 5 gallons per snail is best. This ensures enough space and algae growth for them to thrive.

Water Parameters:

  • Temperature: 65°F – 85°F (18°C – 29°C)
  • pH: 6.5 – 8.0 (slightly higher pH preferred)
  • KH: 5 – 12 dKH (moderate hardness)

Important Notes:

  • Calcium: Olive nerite snails need calcium for shell growth. Consider using crushed coral in your substrate or filter media to keep the water slightly complicated.
  • Brackish water origin: Though they live and breed in freshwater, these snails come from salty environments. They can tolerate a broader range of parameters than many other freshwater snails.
  • Saltwater larvae: Unfortunately, breeding nerite snails is challenging as their larvae require brackish or saltwater to hatch, making it impractical for most home aquarists.

Tank Setup:

  • Substrate: Opt for sand or gravel that’s not too sharp. They like to burrow and graze on algae growing on the bottom.
  • Decorations: Provide smooth rocks, driftwood, and plants for hiding and grazing. Live plants are preferred as they offer additional algae growth and natural filtration.
  • Hiding places: Ensure plenty of nooks and crannies for your snails to retreat to during the day or when stressed.
  • Lid: Snails are escape artists! A tight-fitting lid is crucial to prevent them from wandering off.

Additional Tips:

  • Acclimate your snails slowly: When introducing them to your tank, slowly drip-acclimate them over the course of 30 minutes to avoid stress.
  • Monitor water quality: Regularly test your water parameters and perform water changes to maintain good water quality.
  • Tankmates: Choose peaceful fish and invertebrates that won’t harm your snails. Avoid fish known to eat snails like loaches or puffers.

Following these guidelines, you can create a comfortable and healthy environment for your olive nerite snail to thrive in!

Where can you find Olive Nerite Snails for sale?

 If you want to buy Olive Nerite snails, there are a few places to find them for sale. Online aquarium stores and websites specializing in aquatic pets often offer Olive Tiger Eye Nerites for purchase.

You can also check with local aquarium shops or pet stores that carry a variety of freshwater and saltwater snails. Another option is to join online forums or social media groups dedicated to aquarium enthusiasts, where members often trade or sell aquatic creatures, including Olive Nerite snails.

Additionally, contacting breeders or hobbyists specializing in breeding and selling Nerite snails may be an excellent way to find Olive Nerite snails for sale. It’s essential to ensure that the snails are obtained from reputable sources to guarantee their health and quality.

Once you’ve found a reliable source, add these lovely and beneficial creatures to your aquarium to help keep it clean and balanced. 

Olive Nerite Snail for Sale Customer Reviews:

Olive Nerite Snails are popular freshwater aquarium snails known for their algae-eating abilities and peaceful temperament. They are also relatively low-maintenance, making them a good choice for beginner aquarists. Here are some customer reviews of Olive Nerite Snails:

Positive Reviews:

  • “These snails are amazing! They’ve completely cleared up my algae problem and are so much fun to watch. They’re also peaceful and don’t bother my other fish.” – 
  • “I love my Olive Nerite Snails! They’re so cute and do a great job keeping my tank clean. They’re also very hardy and have survived everything I’ve thrown at them, from water changes to new tankmates.” – 
  • “These snails are lifesavers! I had a terrible time with algae, but my tank has been spotless since I added these guys. They’re also very active and entertaining to watch.” – 

Neutral Reviews:

  • “These snails are good algae eaters, but they can be a bit shy, and sometimes I don’t see them for days. They also leave little white eggs on the glass, which can be unsightly.” – 
  • “These snails are okay. They do eat algae, but they’re not the most efficient. They also don’t do much for hair algae.” – 

Negative Reviews:

  • “These snails are escape artists! I’ve lost two of them already. They also seem to like to eat my plants, which is not what I wanted.” – 
  • “These snails are not good for small planted tanks. They can reproduce quickly and overrun the tank.” – 

Overall, Olive Nerite Snails are a good choice for most freshwater aquariums. They are effective algae eaters, peaceful, and relatively low-maintenance. However, they can be shy, leave unsightly eggs on the glass, and may escape from small tanks. If you are considering adding Olive Tiger Eye Nerite Snails to your aquarium, do your research to ensure they are a good fit for your tank and fish.

How to successfully Breed Olive Nerite Snails in the home aquarium?

Breeding olive nerite snails in a home aquarium can be a rewarding experience for hobbyists. Creating an ideal environment for them is crucial to produce these snails successfully. This includes providing a stable water temperature, good water quality, and a proper diet.

Olive nerite snails are herbivores, so they should be fed a diet of algae, blanched vegetables, and commercial snail food. It is also essential to have a male and female pair of snails in the tank for successful breeding. Once the snails have mated, the female will lay eggs on hard surfaces in the aquarium.

However, it’s important to note that olive nerite snails require brackish water for their eggs to hatch, so they will not hatch in a regular freshwater aquarium.

If you want to raise the baby snails, you will need to move the eggs to a separate brackish water setup. With the right conditions and care, breeding olive nerite snails successfully in a home aquarium is possible. 

How big do olive nerite snails get?

How big are olive nerite snails? Olive nerite snails stay compact, reaching around 1 inch as adults. The occasional big guy might stretch to 1.5 inches, but that’s rare! They’re great algae cleaners for your tank without harming plants.

Are Nerite snails good or bad?

Good! Nerite snails are champion algae eaters, leaving your tank sparkling without harming plants. Plus, they’re peaceful and won’t overpopulate your aquarium.

Will Nerite snails crawl out of the tank?

Do Nerite snails try to escape? Watch out! Nerite snails are escape artists. They love to explore, even out of water. Secure your tank lid to prevent accidental snail adventures (and dry-out disasters).

How do I keep snails from escaping my aquarium?

Cover any openings with a lid or mesh screen to prevent snails from escaping your aquarium. This will create a barrier and keep the snails contained.

Can Nerite snails live with shrimp?

Absolutely! Nerite snails are peaceful algae munchers who mind their own business, making them ideal tankmates for shrimp. No harm, no foul – just a clean tank and happy shrimp!

How big do albino olive nerite snails get?

Just like regular olive nerites, albino ones stay mini! Expect them to reach around 1 inch as adults, with rare giants stretching to 1.5 inches.

Where do Nerite snails come from?

The Olive Nerite Snail is native to the Gulf of Mexico and the Caribbean and can be spotted in the downstream areas of rivers where they merge with coastal marine waters.


Taking care of olive nerite snails can be relatively easy if their specific needs are met. These snails require a well-maintained aquarium with stable water parameters, ample algae for grazing, and a suitable substrate for egg-laying. Additionally, providing a varied diet and maintaining good water quality are essential for their health and well-being. When it comes to breeding, Olive Tiger Eye Nerite Snails can reproduce in freshwater, but the larvae require brackish water to thrive.

Breeding Olive snails can be challenging, and success is not always guaranteed. However, it is possible to breed adult snails in captivity with the right conditions and patience. Overall, providing proper care and maintaining a suitable environment is crucial for the health and potential breeding success of Olive nerite snails. Following these guidelines, hobbyists can enjoy the beauty and benefits of these unique and fascinating snails in their aquarium. 

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About Me

I am the founder of, a devoted wife and mother, and an avid fish enthusiast. My aim is to assist fellow fish lovers worldwide in understanding how to properly care for and breed their pet fish.

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