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High Tech Tank Contest | Week 34-2025

Overview
1
2
3
4
5
6
7
8
9
10

Diamonds

Philip Schwarz

Austria

Arkuak

Javier Aguero

Argentina

Waves

Steven Nguyen

Vietnam

Sunken forest

Md Sanaul Hoque Shuvro

Bangladesh

The underwater silence

Andrey Zakhartsov

Russia

After rain

Nirut Leelayuthsuntorn

Thailand

Water Fall

Koji Kogure

Japan

Balinese Agung Tree

Inyoman Marwita

Indonesia

Autumn in the Mysterious Valley

Luiz Andre Lemos Oliveira

Brazil

The Guardians of the Forest

Marcos Carrah Junior

Brazil

Diamonds

Tank Information

Plants
Aqua Designer	Philip Schwarz
Country	Austria
Title	Diamonds
Dimensions	120cm x 50cm x 45cm
Volume	270 Litres
Background	None
Lighting	1. Chihiros WRGB II 120 LED
Filtration	1. JBL CristalProfi e1502 greenline 2. JBL CristalProfi e902 greenline
1. Bucephalandra sp. 'Aqua Artica' 2. Bucephalandra sp. 'Black Catherine' 3. Cryptocoryne Lutea 'Hobbit' (Cryptocoryne Walkeri 'Hobbit') 4. Cryptocoryne Spiralis 'Red' (Red Spiral Water Trumpet) 5. Echinodorus Tenellus 'Red' (Helanthium Tenellum 'Red') 6. Eleocharis Acicularis 'Mini' (Hairgrass Acicularis) 7. Eleocharis Montevidensis (Giant Hairgrass) 8. Eriocaulon sp. 'Japan Needle Leaf' 9. Eriocaulon sp. 'Malayatoor' 10. Hygrophila Pinnatifida (Fern Leaf Hygrophila) 11. Marsilea Crenata (Dwarf Four Leaf Clover) 12. Marsilea Hirsuta (Four Leaf Clover) 13. Micranthemum Callitrichoides 'Cuba' (Hemianthus Callitrichoides 'Cuba') 14. Micranthemum Tweediei (Monte Carlo) 15. Riccardia Chamedryfolia (Coral Pellia)
Animals
1. Caridina Multidentata (Amano Shrimp) 2. Caridina Pareparensis Parvidentata (Sulawesi Malawa Shrimp) 3. Melanotaenia Praecox (Neon Rainbowfish) 4. Oryzias Woworae (Daisy's Blue Ricefish)
Materials
1. ADA La Plata Sand 2. Black Volcanic Rock 3. Driftwood
Fertilizers
1. MasterLine Carbo 2. MasterLine I 3. MasterLine II
Additional Information
None

After rain

Tank Information

Plants
Aqua Designer	Nirut Leelayuthsuntorn
Country	Thailand
Title	After rain
Dimensions	120cm x 45cm x 45cm
Volume	243 Litres
Background	None
Lighting	1. LED Light x 2
Filtration	1. Canister Filter
1. Anubias sp. 2. Bolbitis sp. 3. Bucephalandra sp. 4. Marsilea sp. 5. Micranthemum sp. 6. Microsorum Pteropus (Java Fern) 7. Rotala sp. 8. Vesicularia sp.
Animals
1. Caridina Multidentata (Amano Shrimp) 2. Paracheirodon Simulans (Green Neon Tetra)
Materials
1. ADA Amazonia Aqua Soil 2. Driftwood 3. Rock
Additional Information
Inspiration : Underwater atmosphere and tree roots along the riverbank

Arkuak

Tank Information

Plants
Aqua Designer	Javier Aguero
Country	Argentina
Title	Arkuak
Dimensions	120cm x 45cm x 45cm
Volume	243 Litres
Background	White Wall
Lighting	1. Aqualumina Full Spectrum 120cm LED 2. Chihiros WRGB 120 LED
Filtration	1. Atman UF-3400 High External Canister Filter 2. Hydor Professional 600 External Canister Filter
1. Anubias Barteri Var. Nana (Anubias Nana) 2. Anubias Barteri Var. Nana 'Bonsai' (Anubias Nana 'Bonsai') 3. Anubias Barteri Var. Nana 'Petite' (Anubias Nana 'Petite') 4. Bucephalandra sp. 5. Cryptocoryne Parva (Dwarf Water Trumpet) 6. Eleocharis Parvula (Dwarf Spikerush) 7. Eriocaulon sp. 'Vietnam' 8. Fissidens sp. 9. Glossostigma Elatinoides (Small Mud-Mat) 10. Gratiola Viscidula (Hedge Hyssop) 11. Hygrophila Pinnatifida (Fern Leaf Hygrophila) 12. Lilaeopsis Brasiliensis (Brazilian Micro Sword) 13. Lobelia Cardinalis (Cardinal Plant) 14. Marsilea Crenata (Dwarf Four Leaf Clover) 15. Mayaca Fluviatilis (Stream Bogmoss) 16. Micranthemum Micranthemoides (Hemianthus Micranthemoides) 17. Micranthemum Tweediei (Monte Carlo) 18. Microsorum Pteropus (Java Fern) 19. Microsorum Pteropus 'Narrow' (Java Fern Narrow) 20. Microsorum Pteropus 'Trident' (Java Fern Trident) 21. Pogostemon Helferi (Downoi) 22. Rotala Indica 'Bonsai' (Ammania sp. Bonsai) 23. Rotala Rotundifolia (Dwarf Rotala) 24. Rotala sp. 'Bangladesh' (Rotala Macrandra Bangladesh) 25. Rotala sp. 'Green' 26. Rotala sp. H'ra 27. Rotala sp. 'Vietnam' 28. Rotala Wallichii 29. Taxiphyllum sp. 'Flame Moss' 30. Utricularia Graminifolia 31. Vesicularia Ferriei (Weeping Moss)
Animals
1. Caridina Multidentata (Amano Shrimp) x 10 2. Hemigrammus Rhodostomus Var 'Platinum' (Platinum Rummy Nose Tetra) x 30 3. Otocinclus sp. x 10
Materials
1. Andesite Rock
Additional Information
The aquarium was assembled on 1/1/2023 with dry start until 1/22/2023. The photo was taken on 5/23/2023. All the hardscape is native to Argentina. All the hardscape is native to Argentina. Andesite rock from Cerro Negro quarry located in the province of Mendoza in Argentina, roots of Chañar rojo (Geoffroea decorticans) which is a shrub that grows in the Andes at 1000 meters above sea level, jarilla shrub wood also from the Argentine Andes. Andesite rock gravel and ocher gravel from the Paraná river in the frontal part of the aquarium.

Water Fall

Tank Information

Plants
Aqua Designer	Koji Kogure
Country	Japan
Title	Water Fall
Dimensions	120cm x 45cm x 45cm
Volume	243 Litres
Background	ADA Light Screen
Lighting	1. Chihiros RGB VIVID II LED
Filtration	1. EHEIM Classic 250 2213 External Filter
1. Anubias Barteri Var. Glabra 'Minima' (Anubias Minima) 2. Anubias Barteri Var. Glabra 'Variegated' (Anubias Barteri 'Variegated') 3. Bolbitis Heudelotii (African Water Fern) 4. Bucephalandra sp. 'Rainbow Marble' 5. Bucephalandra sp. 'Sintang' 6. Ceratopteris Thalictroides (Water Horn-Fern) 7. Cryptocoryne Cordata 'Rosanervig' 8. Cryptocoryne Keei 9. Eleocharis Parvula (Dwarf Spikerush) 10. Eriocaulon sp. 'Vietnam' 11. Fissidens sp. 12. Hydrocotyle Tripartita (Three-Part Pennywort) 13. Lilaeopsis Novaezelandiae (Micro Sword) 14. Ludwigia Palustris 'Super Red' 15. Micranthemum Micranthemoides (Hemianthus Micranthemoides) 16. Micranthemum sp. 17. Microsorum Pteropus 'Narrow' (Java Fern Narrow) 18. Myriophyllum Mattogrossense (Matogrosso Milfoil) 19. Rotala Mexicana (Rotala Mexicana Goias)
Animals
1. Ancistrus cf. Cirrhosus (Bristlenose Catfish) 2. Apistogramma Trifasciata (Three Striped Dwarf Cichlid) 3. Crossocheilus Siamensis (Siamese Algae Eater) 4. Hyphessobrycon Rosaceus (Rosy Tetra) 5. Moenkhausia Pittieri (Diamond Tetra) 6. Nannacara Adoketa (Zebra Acara) 7. Paracheirodon Axelrodi (Cardinal Tetra) 8. Poecilia Reticulata (Guppy) 9. Pterophyllum Scalare (Freshwater Angelfish) 10. Sphaerichthys Selatanensis (Chocolate Gourami) 11. Sphaerichthys Vaillanti (Samurai Gourami)
Materials
1. ADA Iron Bottom 2. Driftwood 3. Unzan Stone 4. White Cosmetic Sand
Additional Information
Inspiration : This aquascape has been maintained for over two years. The living body remains intact.

Waves

Tank Information

Plants
Aqua Designer	Steven Nguyen
Country	Vietnam
Title	Waves
Dimensions	120cm x 45cm x 45cm
Volume	243 Litres
Background	White
Lighting	1. Netlea LED x 2
Filtration	1. Atman DF-1300 External Canister Filter x 2
1. Anubias Barteri Var. Nana 'Petite' (Anubias Nana 'Petite') 2. Bucephalandra sp. 3. Cryptocoryne Beckettii 'Petchii' 4. Echinodorus Tenellus (Helanthium Tenellum) 5. Fissidens Splachnobryoides (Mini Fissidens) 6. Hydrocotyle Sibthorpioides (Lawn Marsh Pennywort) 7. Ludwigia Arcuata (Needle Leaf Ludwigia) 8. Ludwigia Palustris 'Super Red' 9. Micranthemum Tweediei (Monte Carlo) 10. Microsorum Pteropus 'Narrow' (Java Fern Narrow) 11. Microsorum Pteropus 'Trident' (Java Fern Trident) 12. Pilotrichaceae sp. (Pilo Moss) 13. Staurogyne sp. 'Porto Velho' (Porto Velho Staurogyne) 14. Taxiphyllum Alternans 'Taiwan Moss' (Taxiphyllum sp. 'Taiwan')
Animals
1. Boraras Urophthalmoides (Least Rasbora) 2. Hyphessobrycon Herbertaxelrodi (Black Neon Tetra) 3. Neocaridina Davidi (Red Cherry Shrimp)
Materials
1. ADA Amazonia Aqua Soil 2. Driftwood 3. JBL PROFLORA AquaBasis Plus
Additional Information
Inspiration : Inspired by the painting "Under the wave off Kanagawa" to depict the power of nature. Before the great power of nature, everything becomes small. Let's protect nature, protect the home of all species.

Balinese Agung Tree

Balinese Agung Tree

Tank Information

Plants
Aqua Designer	Inyoman Marwita
Country	Indonesia
Title	Balinese Agung Tree
Dimensions	120cm x 45cm x 45cm
Volume	243 Litres
Background	None
Lighting	1. Custom HPL 200w Light
Filtration	1. Atman AT-3339S External Canister Filter
1. Anubias Barteri Var. Nana 'Petite' (Anubias Nana 'Petite') 2. Bucephalandra sp. 'Velvet' 3. Echinodorus Tenellus (Helanthium Tenellum) 4. Eleocharis Parvula (Dwarf Spikerush) 5. Hemianthus Glomeratus (Manatee Mudflower) 6. Hydrocotyle Vulgaris (Marsh Pennywort) 7. Marsilea Crenata (Dwarf Four Leaf Clover) 8. Micranthemum sp. 9. Ranunculus Inundatus (River Buttercup) 10. Riccardia Chamedryfolia (Coral Pellia) 11. Rotala Rotundifolia (Dwarf Rotala) 12. Rotala sp. 'Green' 13. Rotala sp. H'ra 14. Staurogyne sp. 'Porto Velho' (Porto Velho Staurogyne) 15. Vesicularia Dubyana (Singapore Moss)
Animals
1. Hemigrammus Bleheri (Firehead Tetra)
Materials
1. ADA Amazonia Aqua Soil 2. Turly Stone 3. Yamaya Sand
Additional Information
Inspiration : This tank is inspired by large wood in Bali, where wood still grows wild in its natural habitat, such as wild forests.

Sunken forest

Tank Information

Plants
Aqua Designer	Md Sanaul Hoque Shuvro
Country	Bangladesh
Title	Sunken forest
Dimensions	120cm x 45cm x 45cm
Volume	243 Litres
Background	White Backlight
Lighting	1. Chihiros RGB VIVID II LED 10th Anniversary Edition
Filtration	1. ADA Super Jet Filter ES-2400 2. ADA VUPPA Water Surface Extractor
1. Anubias Barteri Var. Nana 'Petite' (Anubias Nana 'Petite') 2. Bolbitis Heudelotii (African Water Fern) 3. Bucephalandra Pygmaea 'Wavy Green' 4. Bucephalandra sp. 'Brownie Red' (Bucephalandra Red Mini Coin) 5. Bucephalandra sp. 'Dark Catherine' 6. Bucephalandra sp. 'Dark Metallic' 7. Bucephalandra sp. 'Kedagang Mini' 8. Bucephalandra sp. 'Phantom Mini' 9. Cryptocoryne Parva (Dwarf Water Trumpet) 10. Cryptocoryne Pygmaea (Palawan Water Trumpet) 11. Cryptocoryne Spiralis 'Tiger' (Tiger Water Trumpet) 12. Cryptocoryne Wendtii 'Brown' (Wendt's Water Trumpet 'Brown') 13. Cyperus Helferi 14. Echinodorus Tenellus 'Red' (Helanthium Tenellum 'Red') 15. Eleocharis Acicularis 'Mini' (Hairgrass Acicularis) 16. Eleocharis Montevidensis (Giant Hairgrass) 17. Eleocharis Parvula 'Mini' (Dwarf Hairgrass Mini) 18. Eleocharis Vivipara (Umbrella Hairgrass) 19. Eriocaulon sp. 'Vietnam' 20. Fissidens Crispulus (Zipper Moss) 21. Fissidens Fontanus (Phoenix Moss) 22. Hydrocotyle Tripartita 'Japan' (Hydrocotyle Japan) 23. Hydrocotyle Tripartita 'Mini' (Hydrocotyle Japan Mini) 24. Marsilea Crenata (Dwarf Four Leaf Clover) 25. Micranthemum Tweediei (Monte Carlo) 26. Microsorum Pteropus 'Narrow Leaf' (Java Fern Narrow Leaf) 27. Microsorum Pteropus 'Needle Leaf' (Java Fern Needle Leaf) 28. Microsorum Pteropus 'Trident' (Java Fern Trident) 29. Rotala Rotundifolia 'Green' 30. Rotala Rotundifolia H'ra (Rotala Gia Lai) 31. Rotala sp. 'Blood Red Singapore' (Rotala Rotundifolia 'Singapore Blood Red') 32. Rotala sp. 'Orange Juice' (Rotala Rotundifolia 'Orange Juice') 33. Staurogyne Repens 34. Taxiphyllum Barbieri 'Java Moss' (Bogor Moss) 35. Taxiphyllum sp. 'Flame Moss' 36. Vesicularia sp. 'Mini Christmas Moss'
Animals
1. Caridina Multidentata (Amano Shrimp) 2. Clithon Corona (Horned Nerite Snail) 3. Otocinclus Affinis (Golden Otocinclus) 4. Paracheirodon Axelrodi (Cardinal Tetra)
Materials
1. ADA Amazonia II Aqua Soil 2. ADA Aqua Gravel 3. ADA La Plata Sand 4. ADA Power Sand Advance M 5. Driftwood 6. Seiryu Stone 7. Spider Wood 8. WIO Ancient Root
Fertilizers
1. Seachem Flourish Excel
Additional Information
Lighting Duration : 8 Hours \| Additional Accessories : Hailea Aquarium Chiller HC 300A

Autumn in the Mysterious Valley

Autumn in the Mysterious Valley

Tank Information

Plants
Aqua Designer	Luiz Andre Lemos Oliveira
Country	Brazil
Title	Autumn in the Mysterious Valley
Dimensions	100cm x 50cm x 50cm
Volume	250 Litres
Background	White Vinyl
Lighting	1. Maxspect Razor R4 F175w LED
Filtration	1. EHEIM Classic 600 2217 External Filter x 2
1. Anubias Barteri Var. Nana 'Petite' (Anubias Nana 'Petite') 2. Bucephalandra sp. 3. Eleocharis Minima (Small Spikerush) 4. Hygrophila Pinnatifida (Fern Leaf Hygrophila) 5. Limnophila sp. 'Vietnam' (Vietnam Ambulia) 6. Ludwigia sp. 7. Marsilea Angustifolia (Narrow Four Leaf Clover) 8. Micranthemum Tweediei (Monte Carlo) 9. Rotala Rotundifolia (Dwarf Rotala) 10. Rotala sp. 'Francisco' 11. Rotala sp. 'Green' 12. Rotala sp. H'ra 13. Rotala sp. 'Nanjenshan'
Animals
1. Paracheirodon Simulans (Green Neon Tetra) x 60
Materials
1. ADA Amazonia Aqua Soil 2. ADA La Plata Sand 3. ADA Power Sand Advance M 4. Ryuoh Stone
Additional Information
None

The underwater silence

The underwater silence

Tank Information

Plants
Aqua Designer	Andrey Zakhartsov
Country	Russia
Title	The underwater silence
Dimensions	100cm x 50cm x 50cm
Volume	250 Litres
Background	None
Lighting	1. Chihiros RGB A901 LED x 2 2. Juwel LED
Filtration	1. Aquael MIDIKANI 800 x 2
1. Anubias Barteri Var. Nana (Anubias Nana) 2. Bolbitis Heudelotii (African Water Fern) 3. Bucephalandra sp. 'Godzilla' 4. Bucephalandra sp. 'Kedagang' 5. Bucephalandra sp. 'Mini Red' 6. Crepidomanes sp. 7. Cryptocoryne Parva (Dwarf Water Trumpet) 8. Eleocharis Parvula (Dwarf Spikerush) 9. Fissidens Fontanus (Phoenix Moss) 10. Glossostigma Elatinoides (Small Mud-Mat) 11. Hydrocotyle Tripartita (Three-Part Pennywort) 12. Hygrophila Pinnatifida (Fern Leaf Hygrophila) 13. Marsilea sp. 14. Micranthemum Tweediei (Monte Carlo) 15. Proserpinaca Palustris (Marsh Mermaid Weed) 16. Riccardia Chamedryfolia (Coral Pellia) 17. Rotala Bossii 18. Rotala Indica 'Bonsai' (Ammania sp. Bonsai) 19. Staurogyne Repens 20. Taxiphyllum sp. 'Flame Moss' 21. Vesicularia Montagnei (Christmas Moss)
Animals
1. Hyphessobrycon Amandae (Ember Tetra) 2. Neocaridina Davidi 'Bloody Mary' (Bloody Mary Shrimp)
Materials
1. Black Volcanic Rock 2. River Sand
Additional Information
None

The Guardians of the Forest

The Guardians of the Forest

Tank Information

Plants
Aqua Designer	Marcos Carrah Junior
Country	Brazil
Title	The Guardians of the Forest
Dimensions	100cm x 50cm x 50cm
Volume	250 Litres
Background	Back Flash
Lighting	1. Chihiros VIVID LED
Filtration	1. Canister Filter
1. Anubias Barteri Var. Nana (Anubias Nana) 2. Anubias Barteri Var. Nana 'Golden' (Anubias Nana 'Golden') 3. Anubias Barteri Var. Nana 'Petite' (Anubias Nana 'Petite') 4. Blyxa Japonica 5. Bucephalandra sp. 'Brownie Phoenix' 6. Bucephalandra sp. 'Kedagang' 7. Eleocharis Minima (Small Spikerush) 8. Eleocharis Parvula 'Japanese' (Japanese Dwarf Hairgrass) 9. Eriocaulon sp. 'Vietnam' 10. Fissidens Fontanus (Phoenix Moss) 11. Glossostigma Elatinoides (Small Mud-Mat) 12. Hygrophila Pinnatifida (Fern Leaf Hygrophila) 13. Lomariopsis cf. Lineata (Lomariopsis Fern Prothallium) 14. Ludwigia Senegalensis 'Guinea' (Senegal Ludwigia) 15. Marsilea Angustifolia (Narrow Four Leaf Clover) 16. Marsilea Hirsuta (Four Leaf Clover) 17. Micranthemum Micranthemoides (Hemianthus Micranthemoides) 18. Micranthemum Tweediei (Monte Carlo) 19. Microsorum Pteropus 'Wave Leaf' (Java Fern Wave Leaf) 20. Microsorum Pteropus 'Windelov' (Java Fern Windelov) 21. Ranunculus Papulentus (Large River Buttercup) 22. Rotala sp. 23. Taxiphyllum Barbieri 'Java Moss' (Bogor Moss) 24. Taxiphyllum sp. 'Flame Moss' 25. Vesicularia Montagnei (Christmas Moss)
Animals
1. Hyphessobrycon Pulchripinnis 'Albino' (Albino Lemon Tetra)
Materials
1. ADA Amazonia Aqua Soil 2. ADA Amazonia Powder 3. ADA Aqua Gravel 4. ADA La Plata Sand 5. ADA Power Sand Advance 6. Driftwood
Additional Information
None