Siamese Algae Eater (Crossocheilus langei)
Common Name: Siamese Algae Eater
Scientific Name: Crossocheilus oblongus (also known as Crossocheilus siamensis)
Genus: Crossocheilus
Wild Origin: Southeast Asia, particularly in the rivers and streams of Thailand, Malaysia, and Indonesia
The Siamese Algae Eater is a popular freshwater fish known for its effectiveness in controlling algae in aquariums. Recognized by its slender, torpedo-shaped body and a distinctive black horizontal stripe that runs from its nose to the tip of its tail, this fish is both attractive and functional in a well-maintained tank. Unlike some other algae eaters, the Siamese Algae Eater actively consumes a wide variety of algae, including stubborn types like black beard algae, making it a valuable addition to many aquariums.
R75,00
Out of stock
Please note: If the size and weight of your order exceeds the standard box shipping size extra courier fees will be communicated to you after you have placed your order. Due to the complexity of this it can not be calculated during checkout. The website will only calculate the minimum shipping Charge. This is company Policy.
We only ship livestock and plants Monday – Wednesday. All other products can be shipped Monday – Friday. To ensure livestock does not sit in the couriers warehouse over the weekend.
Non-livestock items are returnable within 7 days upon purchasing. If the item is found to be in working condition, the client will be liable to cover ALL shipping fees. If items is faulty, a full refund or replacement will take place and shipping will be covered by Aqua Atlantis.
The Siamese Algae Eater, scientifically known as Crossocheilus oblongus (also referred to as Crossocheilus siamensis), is a highly effective algae-eating fish that is popular among freshwater aquarium enthusiasts. Native to Southeast Asia, particularly in Thailand, Malaysia, and Indonesia, these fish are prized for their ability to consume a wide variety of algae, including stubborn types like black beard algae. The Siamese Algae Eater is characterized by its slender, torpedo-shaped body and a distinctive black horizontal stripe that runs from its nose to the tip of its tail, making it an attractive and functional addition to many aquariums. These fish typically grow to about 5-6 inches (12-15 cm) in length and can live for up to 10 years in captivity with proper care.
Habitat and Tank Requirements:
In their natural habitat, Siamese Algae Eaters are found in fast-flowing rivers and streams with plenty of rocks, driftwood, and vegetation. To replicate these conditions in a home aquarium, it’s important to provide a tank with suitable water parameters and an environment that mimics their natural surroundings.
Tank Size and Water Parameters:
| PARAMETER | RECOMMENDED |
|---|---|
| Tank Size | Minimum 100 litres |
| Temperature | 75-79°F (24-26°C) |
| pH | 6.5-7.5 |
| Hardness | Moderately hard water, 5-20 dGH |
This table provides the optimal water conditions for keeping Siamese Algae Eaters healthy and active. These fish thrive in well-maintained tanks with stable water parameters that mimic the moderately hard, slightly acidic to neutral conditions of their natural habitat.
Siamese Algae Eaters thrive in tanks with a substrate of fine gravel or sand, which mimics the riverbeds of their natural environment. The tank should be well-decorated with rocks, driftwood, and live plants to provide hiding spots and surfaces for algae growth, which these fish will naturally graze on. Given their active nature and tendency to dart around the tank, a spacious environment with plenty of swimming room is essential. A moderate to strong filter is recommended to simulate the flowing waters of their native habitat, as well as to maintain water quality.
We Recommend:
These carefully selected options provide a well-balanced nutritional profile, ensuring that your fish receive the essential nutrients they need for optimal growth, vibrant colors, and overall health. By offering a variety of these high-quality foods, you can help maintain the vitality and well-being of your fish, promoting a healthy and thriving aquarium environment.
Behavior and Compatibility:
Siamese Algae Eaters are peaceful, social fish that do well in groups, although they can also be kept individually. They are known for their active and inquisitive nature, often seen exploring the tank and grazing on algae throughout the day. These fish are excellent companions in community tanks, coexisting peacefully with a variety of other species, including tetras, barbs, and gouramis. However, they should not be housed with aggressive fish that might bully them or more delicate species that could be stressed by their active behavior.
While Siamese Algae Eaters are often introduced to aquariums for their algae-eating capabilities, it is important to supplement their diet with sinking pellets, wafers, and blanched vegetables like zucchini or cucumber, especially in tanks where algae growth is limited. This ensures they receive a balanced diet and remain healthy. As they grow, Siamese Algae Eaters may become more omnivorous, so providing a varied diet is key to keeping them in good condition.
With proper care, Siamese Algae Eaters can be a long-lived and beneficial addition to any freshwater aquarium, helping to control algae while adding lively activity to the tank.
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RETURNS:
We don’t accept any returns on livestock. (PLANTS,AQUATIC, ANIMALS)
- Non-livestock items are returnable within 7 days upon purchasing. If the item is found to be in working condition, the client will be liable to cover ALL shipping fees. If items is faulty, a full refund or replacement will take place and shipping will be covered by Aqua Atlantis .
- Returns after 7 days will be subject to a handeling fee of 10% and the client will remain responsible for for shipping.
- Waranty claims: Items will be collected from the client or brought back to Aqua Atlantis and sent directly to the suppliers. If the item is found to be in working condition, the client will be liable for ALL shipping fees. If the item/product is faulty, a replacement unit will be sent to the client.
- We will not accept any returns on any products that are not to the buyers liking after 7 days of purchase.
- We reserve the right to cancel any order and refund the customer for whatever reason we see necessary.
PAYMENTS:
- By placing an order with Aqua Atlantis you agree to the following payment options: EFT , CASH/CARD ON COLLECTION, PAYMENT OPTIONS PROVIDED AT CHECKOUT.
SHIPPING:
- We only ship livestock and plants Monday – Wednesday. All other products can be shipped Monday – Friday. To ensure livestock does not sit in the couriers warehouse over the weekend.
- Please note that the couriers only operate Monday – Friday and do not operate over weekends.
Shipping Charges:
The Courier Guy (R120 – R500) – Depending on what you order. If there are additional shipping charges, this will be communicated to you after you have placed your order.
- We can Ship dry goods such as: hardscape, soils, gravels, nano tanks, filtration etc, using the locker to locker pudo service for only R80.
- Local Collections (cape town)- free.
- If you select courier at checkout that is not overnight/priority shipping for plants Aqua Atlantis will not be held liable for any losses that may occur.
- We will ONLY Ship aquaticanimals using the express Shipping method.
Please note: If the size and weight of your order exceeds the standard box shipping size extra courier fees will be communicated to you after you have placed your order. Due to the complexity of this it can not be calculated during checkout. The website will only calculate the minimum shipping Charge. This is company Policy.
Live Arrival Guarantee – First 24 Hours
We ship all our livestock using priority overnight delivery to give them the best chance of arriving healthy and happy. If the courier takes longer than 24 hours to deliver, we unfortunately can’t take responsibility for any losses. Our 24-hour live arrival guarantee kicks in the moment the courier picks up your parcel.
DOA GUARANTEE:
DOA Guarantee: If any livestock arrives deceased, please send us proof (photos/videos) within 1 hours of receiving your package, with the animals still in their original packaging.
1. Returns Policy
1.1 Livestock Returns
- We do not accept returns on any livestock including aquatic plants and aquatic animals under any circumstances.
1.2 Non-Livestock Returns (within 7 days)
- Non-livestock items may be returned within 7 days of purchase.
- If the item is inspected and found to be in working condition, the client is responsible for all shipping fees.
- If the item is found to be faulty, a full refund or replacement will be provided and shipping will be covered by Aqua Atlantis.
1.3 Returns After 7 Days
- Returns requested after 7 days will incur a 10 percent handling fee.
- The client remains responsible for all shipping fees.
1.4 Warranty Claims
- Items may be collected from the client or brought back to Aqua Atlantis and will then be sent to the supplier for assessment.
- If the item is found to be in working condition, the client will be liable for all associated shipping fees.
- If the item is confirmed to be faulty, a replacement unit will be provided at no additional cost to the client.
1.5 Preference-Based Returns
- We do not accept returns for items that are no longer to the buyer’s liking after 7 days of purchase.
2. Rights Reserved
- Aqua Atlantis reserves the right to cancel any order and refund the customer for any reason we deem appropriate.
- We reserve the right to refuse service or assistance to any client at our discretion to protect our staff, our business, and the integrity of our operations.
3. Payments
- By placing an order with Aqua Atlantis, you agree to the accepted payment methods: EFT, Cash or Card on Collection, and the payment options provided at checkout.
- We will only ship out your order once full payment has reflected in our account.
- Orders will not be packed, released, or dispatched until payment is confirmed.
4. Shipping Policy
4.1 Shipping Days
- Livestock and plants are shipped Monday to Wednesday only to prevent parcels from sitting in courier warehouses over weekends.
- Non-livestock items may be shipped Monday to Friday.
- Couriers operate Monday to Friday only and do not deliver on weekends or public holidays.
4.2 Shipping Charges
- The Courier Guy charges between R150 and R500 depending on order size and weight.
- If additional courier fees apply this will be communicated after your order is placed.
- PUDO locker to locker for dry goods such as hardscape, soils, gravels, nano tanks, and filtration is R80-R250.
- Local collections in Cape Town are free.
4.3 Shipping Conditions
- If a non-overnight or non-priority shipping option is selected for plants, Aqua Atlantis will not be held liable for any losses or delays that may occur.
- Aquatic animals are only shipped using express shipping.
- If the size or weight of your order exceeds standard courier box dimensions, additional courier fees will apply. These cannot be fully calculated during checkout and will be communicated once your order is processed. The website calculates only the minimum shipping charge. This is company policy.
4.4 Tracking and Courier Responsibility
- We encourage you to track your parcel during transit using the tracking information provided once your order has been dispatched.
- Once parcels leave our facilities they are in the hands of the courier company.
- For delivery updates, rerouting, delays, or any transit-related queries, it is best to communicate directly with the courier service using your tracking details.
5. Live Arrival Guarantee – First 24 Hours
- All livestock is shipped using priority overnight delivery to give the animals the best chance of arriving healthy.
- The 24 hour live arrival guarantee begins the moment the courier collects your parcel.
- If the courier takes longer than 24 hours to deliver your order, Aqua Atlantis cannot accept responsibility for losses related to livestock.
6. DOA (Dead on Arrival) Guarantee
- If any livestock arrives deceased, you must provide proof within 1 hour of receiving your parcel.
- Proof must consist of clear photos or videos of the affected livestock still in their original sealed packaging so that we can assist you properly.
Back Orders and Shipping Exclusions
Kindly note that all back-ordered items are strictly non-refundable.
Please also be aware that free shipping promotions are subject to size and weight limitations. Orders containing large or bulky items, including but not limited to glassware and aquarium cabinets larger than 60cm, do not qualify for free shipping, even if the order value exceeds the free shipping threshold.

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