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High Tech Tank Contest | Week 41-2025

Overview
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Coastal Stroll

Alexander Franqui

United States

Iguazu Falls

Carlos Souza

Brazil

Underwater Mountains

Ervin Tusa

Romania

Serenidade

Roberto Leandro dos Santos

Brazil

Little Oasis

Bartlomiej Chobot

Poland

Into the Lair

Minh Tran Duc

Vietnam

Cavern Carnival

Andreas RuppertFlerlage

Germany

Along the river

Do Lam Vy

Vietnam

Green Saw Masem

Manuel Ocana

Mexico

Sweet memories

Nicola Parrella

Italy

Coastal Stroll

Tank Information

Plants
Aqua Designer	Alexander Franqui
Country	United States
Title	Coastal Stroll
Dimensions	122cm x 46cm x 35cm
Volume	196 Litres
Background	Frosted White Film
Lighting	1. Strip LED Light x 4
Filtration	1. Fluval Fx6 Canister Filter
1. Anubias Barteri Var. Nana 'Petite' (Anubias Nana 'Petite') 2. Anubias Barteri Var. Nana 'Pinto' (Anubias Nana 'Pinto') 3. Aponogeton Natans (Floating Lace Plant) 4. Blyxa Japonica 5. Cryptocoryne Parva (Dwarf Water Trumpet) 6. Cryptocoryne Wendtii x Hybrid 7. Echinodorus Tenellus (Helanthium Tenellum) 8. Eleocharis Acicularis 'Mini' (Hairgrass Acicularis) 9. Fissidens Fontanus (Phoenix Moss) 10. Glossostigma Elatinoides (Small Mud-Mat) 11. Micranthemum Micranthemoides (Hemianthus Micranthemoides) 12. Pogostemon Helferi (Downoi) 13. Pogostemon Stellatus 'Octopus' (Eusteralis Stellata Octopus) 14. Riccia Fluitans (Crystalwort) 15. Sagittaria Subulata (Awl-Leaf Arrowhead) 16. Vallisneria Torta (Corkscrew Vallisneria) 17. Vesicularia Ferriei (Weeping Moss) 18. Vesicularia Montagnei (Christmas Moss)
Animals
1. Caridina Multidentata (Amano Shrimp) 2. Garra Flavatra (Panda Garra) 3. Garra Spilota (Spotted Garra) 4. Melanotaenia Fluviatilis (Murray River Rainbowfish) 5. Neocaridina Davidi (Red Cherry Shrimp)
Materials
1. ADA Amazonia Aqua Soil 2. CaribSea Super Naturals Crystal River Sand 3. CaribSea Super Naturals Peace River Sand 4. CaribSea Super Naturals Sunset Gold Sand
Additional Information
Fertilizer Dosage : The Inspiration for this layout came from the rocky coast line of New England and grassy paths you must walk to get there. Which also led to the choice in hardscape stone, collected from a local shoreline of Rhode Island, USA.

Into the Lair

Tank Information

Plants
Aqua Designer	Minh Tran Duc
Country	Vietnam
Title	Into the Lair
Dimensions	100cm x 45cm x 45cm
Volume	203 Litres
Background	White
Lighting	1. ONF Flat One Plus 90cm (BW) LED
Filtration	1. EHEIM Classic 600 2217 External Filter
1. Anubias Barteri Var. Nana 'Petite' (Anubias Nana 'Petite') 2. Blyxa Japonica 3. Eleocharis Acicularis (Needle Spikerush) 4. Fissidens Splachnobryoides (Mini Fissidens) 5. Micranthemum Callitrichoides 'Cuba' (Hemianthus Callitrichoides 'Cuba') 6. Micranthemum Tweediei (Monte Carlo) 7. Microsorum Pteropus 'Narrow' (Java Fern Narrow) 8. Microsorum Pteropus 'Trident' (Java Fern Trident) 9. Rotala Macrandra 'Yellow' 10. Rotala Rotundifolia 'Green' 11. Vesicularia Ferriei (Weeping Moss)
Animals
1. Hyphessobrycon Herbertaxelrodi 'Albino' (Albino Black Neon Tetra)
Materials
1. Driftwood
Additional Information
None

Iguazu Falls

Tank Information

Plants
Aqua Designer	Carlos Souza
Country	Brazil
Title	Iguazu Falls
Dimensions	110cm x 40cm x 40cm
Volume	176 Litres
Background	White
Lighting	1. Maxspect Razor LED
Filtration	1. EHEIM Classic 600 2217 External Filter x 2
1. Anubias Barteri Var. Nana 'Petite' (Anubias Nana 'Petite') 2. Bucephalandra sp. 3. Cabomba Caroliniana (Carolina Fanwort) 4. Cryptocoryne Parva (Dwarf Water Trumpet) 5. Echinodorus Tenellus 'Amano' (Helanthium Tenellum 'Amano') 6. Eleocharis Acicularis (Needle Spikerush) 7. Eleocharis Parvula (Dwarf Spikerush) 8. Eleocharis Parvula 'Japanese' (Japanese Dwarf Hairgrass) 9. Fissidens Fontanus (Phoenix Moss) 10. Hydrocotyle Tripartita 'Mini' (Hydrocotyle Japan Mini) 11. Ludwigia sp. 'Super Red' 12. Micranthemum Callitrichoides 'Cuba' (Hemianthus Callitrichoides 'Cuba') 13. Pogostemon Helferi (Downoi) 14. Ranunculus Papulentus (Large River Buttercup) 15. Staurogyne sp. 16. Taxiphyllum sp. 17. Vesicularia Montagnei (Christmas Moss)
Animals
1. Danio Margaritatus (Celestial Pearl Danio) 2. Hyphessobrycon Amandae (Ember Tetra)
Materials
1. Amazonia MBreda Soil 2. Dragon Stone 3. Seiryu Stone
Additional Information
Water Change : 1 Weekly Water Changes of 50%

Cavern Carnival

Cavern Carnival

Tank Information

Plants
Aqua Designer	Andreas RuppertFlerlage
Country	Germany
Title	Cavern Carnival
Dimensions	100cm x 45cm x 40cm
Volume	180 Litres
Background	Foil
Lighting	1. Chihiros WRGB LED
Filtration	1. OASE Filter
1. Bucephalandra sp. 2. Ceratopteris Thalictroides (Water Horn-Fern) 3. Eleocharis sp. 4. Hemianthus Glomeratus (Manatee Mudflower) 5. Hydrocotyle Tripartita 'Mini' (Hydrocotyle Japan Mini) 6. Micranthemum Callitrichoides 'Cuba' (Hemianthus Callitrichoides 'Cuba') 7. Micranthemum Tweediei (Monte Carlo) 8. Pogostemon Helferi (Downoi) 9. Riccardia sp. 10. Rotala sp. H'ra 11. Vesicularia Dubyana (Singapore Moss)
Animals
1. Boraras Brigittae (Chili Rasbora) x 20 2. Boraras Maculatus (Dwarf Rasbora) x 5 3. Clithon sp. (Nerite Snail) 4. Corydoras Pygmaeus (Pygmy Corydoras) x 25 5. Neocaridina Davidi (Red Cherry Shrimp)
Materials
1. Seiryu Stone
Additional Information
Inspiration : I wanted to create a cavern system layout with many dark areas, inspired by my travels to tropical destinations. Too bad that the Coyrdoras like the dark areas so much that you rarely see them during the day. The tank is made to measure. The photos were taken without using flash lights.

Underwater Mountains

Underwater Mountains

Tank Information

Plants
Aqua Designer	Ervin Tusa
Country	Romania
Title	Underwater Mountains
Dimensions	110cm x 40cm x 45cm
Volume	198 Litres
Background	White Paint
Lighting	1. 39w Odyssea T5 High Output (T5HO) Fluorescent Light x 4
Filtration	1. Tetra EX1200 Plus External Filter 2. Tetra EX600 Plus External Filter
1. Amblystegium sp. 'Manaus' (Queen Moss) 2. Blyxa Japonica 3. Bucephalandra sp. 'Brownie Blue' 4. Bucephalandra sp. 'Brownie Red' (Bucephalandra Red Mini Coin) 5. Bucephalandra sp. 'Red' 6. Fissidens Fontanus (Phoenix Moss) 7. Ludwigia sp. 'Mini Super Red' 8. Micranthemum Micranthemoides (Hemianthus Micranthemoides) 9. Micranthemum Tweediei (Monte Carlo) 10. Plagiochilaceae sp. Cameroon (Cameroon Moss) 11. Pogostemon Erectus (Pogostemon Deccanensis) 12. Pogostemon Helferi (Downoi) 13. Riccardia Chamedryfolia (Coral Pellia) 14. Rotala Indica 'Bonsai' (Ammania sp. Bonsai) 15. Rotala sp. 'Colorata' (Rotala Rotundifolia 'Yao Yai') 16. Rotala sp. H'ra 17. Taxiphyllum sp. 'Flame Moss' 18. Vesicularia Ferriei (Weeping Moss) 19. Vesicularia Montagnei (Christmas Moss)
Animals
1. Otocinclus Affinis (Golden Otocinclus) x 4 2. Paracheirodon Axelrodi (Cardinal Tetra) x 30 3. Trigonostigma Espei (Lambchop Rasbora) x 6
Materials
1. Seiryu Stone
Additional Information
None

Along the river

Along the river

Tank Information

Plants
Aqua Designer	Do Lam Vy
Country	Vietnam
Title	Along the river
Dimensions	100cm x 45cm x 40cm
Volume	180 Litres
Background	White
Lighting	1. T5 High Output (T5HO) Fluorescent Light x 4
Filtration	1. EHEIM Classic 600 2217 External Filter x 3
1. Anubias Barteri Var. Nana 'Petite' (Anubias Nana 'Petite') 2. Bolbitis Heudelotii (African Water Fern) 3. Bucephalandra sp. 4. Eleocharis Acicularis (Needle Spikerush) 5. Fissidens Splachnobryoides (Mini Fissidens) 6. Hydrocotyle Tripartita (Three-Part Pennywort) 7. Hygrophila Pinnatifida (Fern Leaf Hygrophila) 8. Isopterygium sp. 9. Micranthemum Callitrichoides 'Cuba' (Hemianthus Callitrichoides 'Cuba') 10. Micranthemum Tweediei (Monte Carlo) 11. Rotala Macrandra 'Yellow' 12. Rotala Rotundifolia 'Green' 13. Taxiphyllum sp. 'Flame Moss' 14. Vesicularia Ferriei (Weeping Moss)
Animals
1. Hyphessobrycon Amandae (Ember Tetra) 2. Paracheirodon Innesi (Neon Tetra)
Materials
1. Driftwood 2. Rock
Additional Information
None

Serenidade

Tank Information

Plants
Aqua Designer	Roberto Leandro dos Santos
Country	Brazil
Title	Serenidade
Dimensions	100cm x 36cm x 45cm
Volume	162 Litres
Background	Black Paint
Lighting	1. Chihiros RGB A901 LED x 2
Filtration	1. DIY Sump Filter 2. Sarlo Better SB2000 Motor Pump
1. Alternanthera Reineckii 'Mini' (AR Mini) 2. Anubias Barteri Var. Nana (Anubias Nana) 3. Anubias Barteri Var. Nana 'Petite' (Anubias Nana 'Petite') 4. Callitriche sp. 5. Fontinalis Antipyretica (Willow Moss) 6. Hygrophila Difformis (Water Wisteria) 7. Hygrophila Pinnatifida (Fern Leaf Hygrophila) 8. Lobelia Cardinalis (Cardinal Plant) 9. Ludwigia sp. 'Mini Super Red' 10. Micranthemum Micranthemoides (Hemianthus Micranthemoides) 11. Micranthemum Tweediei (Monte Carlo) 12. Microsorum Pteropus 'Needle Leaf' (Java Fern Needle Leaf) 13. Pogostemon Helferi (Downoi) 14. Rotala Macrandra 'Red' 15. Rotala sp. 'BSD' 16. Rotala sp. 'Ceylon' (Rotala Rotundifolia 'Ceylon') 17. Rotala sp. 'Francisco' 18. Rotala sp. 'Green' 19. Rotala sp. H'ra 20. Staurogyne sp. 21. Taxiphyllum sp. 'Flame Moss' 22. Vesicularia Ferriei (Weeping Moss)
Animals
1. Astyanax Mexicanus (Mexican Tetra) 2. Corydoras Hastatus (Dwarf Corydoras) 3. Hemigrammus Rhodostomus (Rummynose Tetra) 4. Hyphessobrycon Amandae (Ember Tetra) 5. Hyphessobrycon Eques (Serpae Tetra) 6. Oryzias Woworae (Daisy's Blue Ricefish) 7. Paracheirodon Axelrodi (Cardinal Tetra) 8. Paracheirodon Innesi (Neon Tetra)
Materials
1. ADA Amazonia Aqua Soil 2. ADA Power Sand Special M 3. Dragon Stone 4. Driftwood
Additional Information
Fertilizer Dosage : Seachem Fertilization, Aquavitro Fertilization

Green Saw Masem

Green Saw Masem

Tank Information

Plants
Aqua Designer	Manuel Ocana
Country	Mexico
Title	Green Saw Masem
Dimensions	100cm x 50cm x 40cm
Volume	200 Litres
Background	Backlit Screen
Lighting	1. LED Light x 2
Filtration	1. AquaJet 400 Canister Filter x 2
1. Ammannia Pedicellata 'Golden' (Golden Nesaea) 2. Anubias Barteri Var. Nana 'Petite' (Anubias Nana 'Petite') 3. Eriocaulon sp. 'Vietnam' 4. Glossostigma Elatinoides (Small Mud-Mat) 5. Hydrocotyle Tripartita (Three-Part Pennywort) 6. Hygrophila Pinnatifida (Fern Leaf Hygrophila) 7. Micranthemum Micranthemoides (Hemianthus Micranthemoides) 8. Micranthemum Tweediei (Monte Carlo) 9. Microsorum Pteropus (Java Fern) 10. Rotala Rotundifolia (Dwarf Rotala) 11. Rotala sp. 'Blood Red' (Rotala Rotundifolia 'Blood Red') 12. Rotala Wallichii
Animals
1. Paracheirodon Axelrodi (Cardinal Tetra) x 50
Materials
1. AZOO Plant Grower Bed 2. Black Volcanic Rock
Additional Information
Fertilizer Dosage : Seachem Fertilization

Little Oasis

Tank Information

Plants
Aqua Designer	Bartlomiej Chobot
Country	Poland
Title	Little Oasis
Dimensions	100cm x 40cm x 50cm
Volume	200 Litres
Background	Black
Lighting	1. Aquael LEDDY TUBE SUNNY LED
Filtration	1. Aquael ULTRAMAX 1500
1. Alternanthera Reineckii 'Rosaefolia' 2. Anubias Barteri Var. Nana (Anubias Nana) 3. Anubias Barteri Var. Nana 'Petite' (Anubias Nana 'Petite') 4. Bolbitis Heudelotii (African Water Fern) 5. Ludwigia Repens 6. Rotala Rotundifolia (Dwarf Rotala) 7. Taxiphyllum Barbieri 'Java Moss' (Bogor Moss) 8. Taxiphyllum sp. 'Flame Moss' 9. Vesicularia Montagnei (Christmas Moss)
Animals
1. Corydoras Paleatus (Peppered Corydoras) 2. Pethia Conchonius (Rosy Barb) 3. Pethia Nigrofasciata (Black Ruby Barb) 4. Pethia Padamya (Odessa Barb) 5. Puntigrus Tetrazona (Tiger Barb)
Materials
1. Driftwood 2. JBL Manado DARK 3. Seiryu Stone
Additional Information
Inspiration : In this aquarium, I wanted to create an oasis with a sandy front and a dark back. A warm entrance to the dark jungle.

Sweet memories

Tank Information

Plants
Aqua Designer	Nicola Parrella
Country	Italy
Title	Sweet memories
Dimensions	101cm x 41cm x 50cm
Volume	207 Litres
Background	Silver Board
Lighting	1. 45w T5 Fluorescent Light x 2 2. Dennerle TROCAL T5 Amazon Day Light 3. Dennerle TROCAL T5 Longlife Power Reflect Light 4. Dennerle TROCAL T5 Special Plant Light
Filtration	1. EHEIM Professionel 4 Plus 250 2271 External Filter
1. Anubias Barteri Var. Nana 'Bonsai' (Anubias Nana 'Bonsai') 2. Anubias Barteri Var. Nana 'Golden' (Anubias Nana 'Golden') 3. Anubias Barteri Var. Nana 'Pinto' (Anubias Nana 'Pinto') 4. Bacopa Australis (Southern Bacopa) 5. Bolbitis Heudelotii (African Water Fern) 6. Bucephalandra sp. 'Biblis' 7. Bucephalandra sp. 'Catarina' 8. Bucephalandra sp. 'Kedagang' 9. Cryptocoryne Albida 'Brown' 10. Cryptocoryne 'Flamingo' (Crypt Pink Panther) 11. Cryptocoryne Lutea 'Hobbit' (Cryptocoryne Walkeri 'Hobbit') 12. Cryptocoryne Nurii (Crypt Rose Maiden) 13. Cryptocoryne Spiralis 'Red Tiger' 14. Cryptocoryne Undulata 'Kasselman' (Cryptocoryne Undulatus 'Kasselman') 15. Cryptocoryne Wendtii 'Green Gecko' 16. Elatine Triandra (Three-Stamen Waterwort) 17. Fissidens Fontanus (Phoenix Moss) 18. Hydrocotyle Tripartita (Three-Part Pennywort) 19. Micranthemum Callitrichoides 'Cuba' (Hemianthus Callitrichoides 'Cuba') 20. Microsorum Pteropus 'Orange Narrow' (Java Fern Orange Narrow) 21. Monosolenium Tenerum (Pellia Moss) 22. Myriophyllum sp. 23. Najas sp. 'Roraima' (Roraima Naiad) 24. Potamogeton Gayi (Slender Pondweed) 25. Riccia Fluitans (Crystalwort) 26. Rotala sp. 'Coin Leaf' (Rotala Rotundifolia 'Coin Leaf') 27. Vesicularia Dubyana (Singapore Moss)
Animals
1. Hemigrammus Erythrozonus (Glowlight Tetra) x 9 2. Neocaridina Davidi (Red Cherry Shrimp) 3. Otocinclus sp. x 4 4. Planorbarius Corneus (Ramshorn Snail) 5. Prionobrama Filigera (Glass Bloodfin Tetra) x 9
Materials
1. Driftwood 2. JBL Manado 3. Seiryu Stone
Additional Information
None