---
product_id: 26623708
title: "Nature's Ocean Hawaiian Coral Gravel for Aquarium, 10-Pound"
brand: "nature's ocean"
price: "¥16192"
currency: JPY
in_stock: false
reviews_count: 1
url: https://www.desertcart.jp/products/26623708-natures-ocean-hawaiian-coral-gravel-for-aquarium-10-pound
store_origin: JP
region: Japan
---

# 100% Ocean-Sourced Marine Trace Elements Boosts Carbonate Hardness Nature's Ocean Hawaiian Coral Gravel for Aquarium, 10-Pound

**Brand:** nature's ocean
**Price:** ¥16192
**Availability:** ❌ Out of Stock

## Summary

> 🌺 Dive into Authenticity with Nature's Ocean!

## Quick Answers

- **What is this?** Nature's Ocean Hawaiian Coral Gravel for Aquarium, 10-Pound by nature's ocean
- **How much does it cost?** ¥16192 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/26623708-natures-ocean-hawaiian-coral-gravel-for-aquarium-10-pound)

## Best For

- nature's ocean enthusiasts

## Why This Product

- Trusted nature's ocean brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Nutrient-Rich:** Infused with essential marine trace elements for optimal fish health.
- • **Oceanic Origins:** Sourced directly from the ocean floor for unparalleled authenticity.
- • **Healthier Ecosystem:** Increases carbonate hardness, promoting a thriving marine habitat.
- • **Sterilized for Safety:** Heat sterilized to ensure a clean and safe environment for your aquatic life.
- • **Transform Your Aquarium:** Elevate your aquatic environment with authentic Hawaiian coral gravel.

## Overview

Nature's Ocean Hawaiian Coral Gravel is a premium 10-pound aquarium substrate sourced 100% from the ocean floor. It enhances carbonate hardness and provides essential marine trace elements, all while being heat sterilized for a safe aquatic environment.

## Description

Nature's Ocean Hawaiian Coral Gravel #8 10LBS (Grain size: 1.7-2.5mm ). Premium Aragonite Reef Substrate for aquariums reduces Nitrates & Maintains ph. Ideal for reef system tank bottoms, denitrifying anaerobic beds, extremely high surface area filter media. For Best Results Use as Follows: Pre-washed Minimum Rinse Required.

## Features

- 100% From The Ocean Floor
- Increases Carbonate Hardness
- Provide Marine Trace Elements
- Heat Sterilized
- Ideal for culturing Live sand

## Images

![Nature's Ocean Hawaiian Coral Gravel for Aquarium, 10-Pound - Image 1](https://m.media-amazon.com/images/I/714l4pdlqUL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ 







  
  
    Brought my pH up to 7
  

*by L***D on Reviewed in the United States 🇺🇸 on March 12, 2014*

I have driftwood in my tank that drops my pH down to 6.  I added a few handfuls of this crushed coral and it took it up to 7 over a couple days.

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**Shop now:** [https://www.desertcart.jp/products/26623708-natures-ocean-hawaiian-coral-gravel-for-aquarium-10-pound](https://www.desertcart.jp/products/26623708-natures-ocean-hawaiian-coral-gravel-for-aquarium-10-pound)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-11-09*