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High Tech Tank Contest | Week 28-2025

Overview
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Old Valley

Fuhong Guan

China

Serenade of Water

Jonathan Podzyhun

Canada

Awakening

DouMing Adrian Mok

Canada

Fallen Giant

Andrey Zakhartsov

Russia

The Riverbed 'Origin of the Forest Stream'

Marcin Biedal

Poland

Whispers in the Glade

Dorin Florian Romaniuc

United Kingdom

Enjoy the Nature

Rafael Valim

Brazil

Aeternum Rutilans

Javier Aguero

Argentina

Matugari

Rafael Smet

Czechia

Into the Jungle

Krzysztof Radziszewski

United Kingdom

Old Valley

Tank Information

Plants
Aqua Designer	Fuhong Guan
Country	China
Title	Old Valley
Dimensions	120cm x 50cm x 50cm
Volume	300 Litres
Background	None
Lighting	1. LED Light
Filtration	1. External Filter
1. Anubias Barteri Var. Nana (Anubias Nana) 2. Bucephalandra sp. 3. Elatine Triandra (Three-Stamen Waterwort) 4. Eleocharis sp. 5. Fissidens Fontanus (Phoenix Moss) 6. Hydrocotyle sp. 7. Micranthemum Callitrichoides 'Cuba' (Hemianthus Callitrichoides 'Cuba') 8. Micranthemum sp. 9. Riccardia Chamedryfolia (Coral Pellia) 10. Staurogyne Repens 11. Taxiphyllum Barbieri 'Java Moss' (Bogor Moss)
Animals
1. Hemigrammus Bleheri (Firehead Tetra)
Materials
1. Driftwood
Additional Information
Water Change : 7 Weekly Water Changes of 50%

Whispers in the Glade

Whispers in the Glade

Tank Information

Plants
Aqua Designer	Dorin Florian Romaniuc
Country	United Kingdom
Title	Whispers in the Glade
Dimensions	120cm x 45cm x 45cm
Volume	243 Litres
Background	Frosted White Film
Lighting	1. Life Aqua Master Pro RGB LED x 2
Filtration	1. EHEIM Professionel 3 1200XL 2080 External Filter x 2 2. EHEIM Professionel 3e 700 2078 External Filter
1. Anubias Barteri Var. Nana 'Mini' (Anubias Nana 'Mini') 2. Bolbitis Heudelotii sp. 3. Bucephalandra Pygmaea 4. Bucephalandra Pygmaea 'Wavy Green' 5. Bucephalandra sp. 'Catherinae Red' 6. Bucephalandra sp. 'Kedagang' 7. Ceratopteris Thalictroides (Water Horn-Fern) 8. Eleocharis sp. 9. Fissidens Fontanus (Phoenix Moss) 10. Glossostigma Elatinoides (Small Mud-Mat) 11. Hydrocotyle Verticillata (Whorled Marsh Pennywort) 12. Ludwigia Brevipes (Long Beach Primrose Willow) 13. Ludwigia sp. 'Mini Super Red' 14. Marsilea Crenata (Dwarf Four Leaf Clover) 15. Micranthemum Callitrichoides 'Cuba' (Hemianthus Callitrichoides 'Cuba') 16. Micranthemum Micranthemoides (Hemianthus Micranthemoides) 17. Myriophyllum Mattogrossense (Matogrosso Milfoil) 18. Rotala sp. 'Colorata' (Rotala Rotundifolia 'Yao Yai') 19. Rotala sp. 'Green' 20. Rotala sp. 'Orange Juice' (Rotala Rotundifolia 'Orange Juice') 21. Vesicularia Ferriei (Weeping Moss) 22. Vesicularia Montagnei (Christmas Moss)
Animals
1. Hyphessobrycon Amandae (Ember Tetra) 2. Neocaridina Heteropoda (Cherry Shrimp) 3. Paracheirodon Innesi (Neon Tetra)
Materials
1. Driftwood 2. Fine White Sand 3. Pebble 4. Prodibio Aquagrowth Soil 5. Seiryu Stone
Additional Information
None

Serenade of Water

Serenade of Water

Tank Information

Plants
Aqua Designer	Jonathan Podzyhun
Country	Canada
Title	Serenade of Water
Dimensions	120cm x 45cm x 45cm
Volume	243 Litres
Background	Light Screen
Lighting	1. ONF Flat One Plus LED x 2
Filtration	1. Aquael ULTRAMAX 1500
1. Echinodorus Tenellus 'Green' (Helanthium Tenellum 'Green') 2. Eleocharis Vivipara (Umbrella Hairgrass) 3. Glossostigma Elatinoides (Small Mud-Mat) 4. Hydrocotyle Tripartita (Three-Part Pennywort) 5. Lilaeopsis Brasiliensis (Brazilian Micro Sword)
Animals
1. Apistogramma Hongsloi (Redline Dwarf Cichlid) 2. Neocaridina Davidi (Red Cherry Shrimp) 3. Paracheirodon Axelrodi (Cardinal Tetra) x 20
Materials
1. ADA Amazonia Aqua Soil 2. ADA Bacter 100 3. ADA Clear Super 4. ADA Iron Bottom 5. ADA Power Sand Special 6. ADA Tourmaline BC 7. Pacific Wood
Fertilizers
1. 2Hr Aquarist APT Complete
Additional Information
Lighting Duration : 7 Hours \| Fertilizer Dosage : 2Hr Aquarist APT Complete: 1 x Per Day

Enjoy the Nature

Enjoy the Nature

Tank Information

Plants
Aqua Designer	Rafael Valim
Country	Brazil
Title	Enjoy the Nature
Dimensions	120cm x 45cm x 45cm
Volume	243 Litres
Background	None
Lighting	1. ADA Solar RGB x 2
Filtration	1. EHEIM Classic 350 2215 External Filter x 2
1. Anubias Barteri Var. 'Caladiifolia' (Anubias Barteri 'Caladiifolia') 2. Anubias Barteri Var. Nana 'Petite' (Anubias Nana 'Petite') 3. Anubias Barteri Var. Nana 'Petite White' (Anubias Nana 'Petite White') 4. Bolbitis Heudelotii (African Water Fern) 5. Bolbitis sp. 6. Bucephalandra sp. 'Phantom Mini' 7. Callitriche sp. 8. Cryptocoryne Wendtii 'Green Gecko' 9. Echinodorus Tenellus 'Blood' (Helanthium Tenellum 'Blood') 10. Eleocharis Acicularis (Needle Spikerush) 11. Eleocharis sp. 12. Eleocharis Vivipara (Umbrella Hairgrass) 13. Hygrophila Lancea 'Araguaia' (Araguaya Sharp Leaf) 14. Hygrophila Pinnatifida (Fern Leaf Hygrophila) 15. Juncus Repens (Creeping Rush) 16. Lilaeopsis Brasiliensis (Brazilian Micro Sword) 17. Micranthemum Micranthemoides (Hemianthus Micranthemoides) 18. Micranthemum Tweediei (Monte Carlo) 19. Microsorum Pteropus 'Golia' (Java Fern Mini Trident) 20. Microsorum Pteropus 'Narrow Leaf' (Java Fern Narrow Leaf) 21. Microsorum Pteropus 'Trident' (Java Fern Trident) 22. Pogostemon Stellatus 'Broad Leaf' (Broad Leaf Water Star) 23. Rotala sp. 'Wayanad' (Rotala Rotundifolia 'Wayanad') 24. Staurogyne sp. 25. Taxiphyllum sp. 'Flame Moss'
Animals
1. Paracheirodon Simulans (Green Neon Tetra) 2. Tucanoichthys Tucano (Toucan Tetra)
Materials
1. Driftwood
Additional Information
Fertilizer Dosage : Full ReeFlowers

Awakening

Tank Information

Plants
Aqua Designer	DouMing Adrian Mok
Country	Canada
Title	Awakening
Dimensions	120cm x 45cm x 45cm
Volume	243 Litres
Background	Frosted Blue Foam Core Board
Lighting	1. ADA Solar RGB x 2
Filtration	1. OASE BioMaster 600 x 2
1. Blyxa Japonica 2. Cryptocoryne Undulata 'Red' (Cryptocoryne Undulatus 'Red') 3. Eleocharis Acicularis 'Mini' (Hairgrass Acicularis) 4. Hygrophila Lancea 'Araguaia' (Araguaya Sharp Leaf) 5. Lilaeopsis Mauritiana (Mauritius Micro Sword) 6. Limnophila Aromatica 7. Myriophyllum Mattogrossense (Matogrosso Milfoil) 8. Pogostemon Stellatus (Water Star) 9. Ranunculus Inundatus (River Buttercup) 10. Rotala Indica 'Bonsai' (Ammania sp. Bonsai) 11. Rotala Macrandra (Giant Red Rotala) 12. Rotala sp. H'ra 13. Taxiphyllum Barbieri 'Java Moss' (Bogor Moss)
Animals
1. Caridina Multidentata (Amano Shrimp) 2. Neocaridina Heteropoda (Cherry Shrimp) 3. Paracheirodon Axelrodi (Cardinal Tetra)
Materials
1. ADA Amazonia Aqua Soil 2. ADA Yamaya Stone 3. Pea Gravel 4. River Rock
Additional Information
None

Aeternum Rutilans

Aeternum Rutilans

Tank Information

Plants
Aqua Designer	Javier Aguero
Country	Argentina
Title	Aeternum Rutilans
Dimensions	120cm x 45cm x 45cm
Volume	243 Litres
Background	Laminated Backlit Gradient Sheet Yellow-Green
Lighting	1. Aqualumina Full Spectrum 120cm LED 2. Chihiros WRGB 120 LED
Filtration	1. Hydor Professional 600 External Canister Filter
1. Anubias Barteri Var. Nana (Anubias Nana) 2. Anubias Barteri Var. Nana 'Petite' (Anubias Nana 'Petite') 3. Bucephalandra Pygmaea 'Wavy Green' 4. Bucephalandra sp. 'Brownie Red' (Bucephalandra Red Mini Coin) 5. Bucephalandra sp. 'Melawi' 6. Bucephalandra sp. 'Motleyana' 7. Bucephalandra sp. 'Velvet' 8. Eleocharis Parvula (Dwarf Spikerush) 9. Hygrophila Pinnatifida (Fern Leaf Hygrophila) 10. Lilaeopsis Brasiliensis (Brazilian Micro Sword) 11. Ludwigia Arcuata (Needle Leaf Ludwigia) 12. Micranthemum Callitrichoides 'Cuba' (Hemianthus Callitrichoides 'Cuba') 13. Micranthemum Micranthemoides (Hemianthus Micranthemoides) 14. Micranthemum Tweediei (Monte Carlo) 15. Microsorum Pteropus (Java Fern) 16. Rotala Mexicana (Rotala Mexicana Goias) 17. Rotala Rotundifolia (Dwarf Rotala) 18. Rotala sp. H'ra
Animals
1. Crossocheilus Siamensis (Siamese Algae Eater) 2. Melanotaenia Praecox (Neon Rainbowfish) x 50 3. Otocinclus Affinis (Golden Otocinclus) x 10 4. Stiphodon Ornatus (Rainbow Stiphodon Goby) x 5
Materials
1. Azalea Roots 2. Driftwood 3. Fluval Stratum
Additional Information
None

Fallen Giant

Tank Information

Plants
Aqua Designer	Andrey Zakhartsov
Country	Russia
Title	Fallen Giant
Dimensions	100cm x 50cm x 50cm
Volume	250 Litres
Background	White
Lighting	1. 30w LED x 6
Filtration	1. Aquael Filter
1. Anubias sp. 2. Eleocharis Parvula (Dwarf Spikerush) 3. Hydrocotyle Tripartita (Three-Part Pennywort) 4. Marsilea sp. 5. Micranthemum Micranthemoides (Hemianthus Micranthemoides) 6. Taxiphyllum sp. 'Flame Moss' 7. Vesicularia Ferriei (Weeping Moss) 8. Vesicularia Montagnei (Christmas Moss)
Animals
1. Anentome Helena (Assassin Snail) 2. Danio Tinwini (Gold Ring Danio) 3. Neocaridina Heteropoda (Cherry Shrimp)
Materials
1. Natural Roots 2. River Rock 3. River Sand
Additional Information
None

Matugari

Tank Information

Plants
Aqua Designer	Rafael Smet
Country	Czechia
Title	Matugari
Dimensions	100cm x 55cm x 45cm
Volume	248 Litres
Background	None
Lighting	1. TWINSTAR 900SA LED x 2
Filtration	1. EHEIM Filter
1. Anubias Barteri Var. 'Angustifolia' (Anubias Barteri 'Angustifolia') 2. Anubias Barteri Var. Nana 'Petite' (Anubias Nana 'Petite') 3. Anubias Gracilis 4. Bolbitis Heteroclita 'Cuspidata' 5. Bolbitis Heudelotii (African Water Fern) 6. Bucephalandra sp. 7. Callicostella Prabaktiana (Sumathra Moss) 8. Crinum Calamistratum (Narrow Crinum) 9. Cyperus Helferi 10. Eleocharis sp. 11. Eriocaulon sp. 'Dong Ha' 12. Riccardia Chamedryfolia (Coral Pellia) 13. Taxiphyllum Alternans 'Taiwan Moss' (Taxiphyllum sp. 'Taiwan')
Animals
1. Caridina Multidentata (Amano Shrimp) 2. Otocinclus Affinis (Golden Otocinclus)
Materials
1. ADA Amazonia II Aqua Soil 2. ADA Colorado Sand 3. ADA La Plata Sand 4. ADA Power Sand Advance 5. Black Volcanic Rock 6. Ironwood
Additional Information
None

The Riverbed 'Origin of the Forest Stream'

The Riverbed 'Origin of the Forest Stream'

Tank Information

Plants
Aqua Designer	Marcin Biedal
Country	Poland
Title	The Riverbed 'Origin of the Forest Stream'
Dimensions	100cm x 50cm x 50cm
Volume	250 Litres
Background	Frosted Foil
Lighting	1. Chihiros WRGB II LED
Filtration	1. Fluval 407 Canister Filter x 2
1. Anubias Barteri Var. Barteri (Anubias Barteri) 2. Anubias Barteri Var. Nana (Anubias Nana) 3. Anubias Barteri Var. Nana 'Bonsai' (Anubias Nana 'Bonsai') 4. Bolbitis Heudelotii 'Compact' 5. Bucephalandra Pygmaea 'Wavy Green' 6. Bucephalandra sp. 'Brownie Ghost' 7. Bucephalandra sp. 'Red' 8. Cryptocoryne Parva (Dwarf Water Trumpet) 9. Cryptocoryne sp. 10. Eleocharis Acicularis 'Mini' (Hairgrass Acicularis) 11. Eriocaulon sp. 12. Fissidens Fontanus (Phoenix Moss) 13. Hygrophila Pinnatifida (Fern Leaf Hygrophila) 14. Micranthemum Callitrichoides 'Cuba' (Hemianthus Callitrichoides 'Cuba') 15. Micranthemum Tweediei (Monte Carlo) 16. Pogostemon Erectus (Pogostemon Deccanensis) 17. Riccardia sp. 'Graeffei' (Mini Pellia) 18. Rotala sp. 'Green' 19. Rotala sp. H'ra 20. Rotala sp. 'Nanjenshan' 21. Rotala sp. 'Orange Juice' (Rotala Rotundifolia 'Orange Juice') 22. Taxiphyllum Alternans 'Taiwan Moss' (Taxiphyllum sp. 'Taiwan') 23. Vesicularia Montagnei (Christmas Moss) 24. Vesicularia sp. 'Creeping Moss'
Animals
1. Beaufortia Kweichowensis (Butterfly Hillstream Loach) x 2 2. Caridina Multidentata (Amano Shrimp) x 10 3. Neocaridina sp. (Shrimp) x 50 4. Otocinclus Affinis (Golden Otocinclus) x 10 5. Paracheirodon Innesi (Neon Tetra) x 20
Materials
1. ADA Aqua Gravel 2. Aquael Quartz Sand 3. Frodo Stone 4. Prodibio Relief Series G Decorative Gravel 5. Redmoor Wood 6. YOKUCHI Ganban Power Base Substrate 7. YOKUCHI Jiban Soil
Additional Information
Water Change : 1 Weekly Water Changes of 50% \| Fertilizer Dosage : Yokuchi Gen Fe - (03 ml) Per Day, Yokuchi Gen K - (10 ml) Per Day, Yokuchi Gen P - (08 ml) Per Week, Yokuchi Gen N - (05 ml) Per Day, Yokuchi Gen C - (15 ml) Per Day, Yokuchi Gen BG - (05 ml) After Water Changes, Yokuchi Gedoku Water Conditioner - (10 ml) After Water Changes, Yokuchi Bitamin Complex - (05 ml) After Water Changes

Into the Jungle

Into the Jungle

Tank Information

Plants
Aqua Designer	Krzysztof Radziszewski
Country	United Kingdom
Title	Into the Jungle
Dimensions	100cm x 50cm x 50cm
Volume	250 Litres
Background	JUWEL Poster - Black
Lighting	1. Chihiros S Series S975 LED x 2
Filtration	1. EHEIM Professionel 3 1200XL 2080 External Filter
1. Anubias Barteri Var. Nana (Anubias Nana) 2. Aponogeton Ulvaceus 3. Bacopa Caroliniana (Lemon Bacopa) 4. Bolbitis Heudelotii (African Water Fern) 5. Bucephalandra Pygmaea 'Wavy Green' 6. Bucephalandra sp. 'Biblis' 7. Bucephalandra sp. 'Kedagang' 8. Bucephalandra sp. 'Red' 9. Bucephalandra sp. 'Theia' 10. Cryptocoryne Wendtii 'Brown' (Wendt's Water Trumpet 'Brown') 11. Fontinalis Antipyretica (Willow Moss) 12. Hygrophila Lancea 'Araguaia' (Araguaya Sharp Leaf) 13. Hygrophila Pinnatifida (Fern Leaf Hygrophila) 14. Hygrophila Polysperma 'Rosanervig' (Sunset Hygrophila) 15. Limnophila Aromatica 16. Limnophila Sessiliflora (Dwarf Ambulia) 17. Ludwigia sp. 'Mini Super Red' 18. Microsorum Pteropus (Java Fern) 19. Pogostemon Helferi (Downoi) 20. Rotala Indica 21. Rotala Macrandra (Giant Red Rotala) 22. Rotala Rotundifolia (Dwarf Rotala) 23. Rotala sp. 'Nanjenshan' 24. Rotala sp. 'Vietnam H'ra' 25. Staurogyne Repens 26. Vesicularia Dubyana (Singapore Moss)
Animals
1. Apistogramma Hongsloi (Redline Dwarf Cichlid) x 2 2. Caridina Multidentata (Amano Shrimp) x 15 3. Corydoras Adolfoi (Adolfo's Catfish) x 4 4. Dicrossus Filamentosus (Lyretail Checkerboard Cichlid) x 9 5. Habrosus Corydoras (Salt and Pepper Corydoras) x 4 6. Hemigrammus sp. Morse Code (Morse Code Tetra) x 8 7. Hyphessobrycon Amandae (Ember Tetra) x 4 8. Hyphessobrycon Megalopterus (Black Phantom Tetra) x 10 9. Hyphessobrycon Rosaceus (Rosy Tetra) x 15 10. Mikrogeophagus Ramirezi (Ram Cichlid) x 4 11. Nannostomus Beckfordi (Golden Pencilfish) x 12 12. Otocinclus Affinis (Golden Otocinclus) x 6
Materials
1. Black Volcanic Rock 2. Redmoor Wood 3. Tropica Aquarium Soil 4. Unipac Aquarium Silica Sand
Fertilizers
1. 2Hr Aquarist APT Complete 2. MasterLine All In One Soil
Additional Information
CO2 Usage : CO2 injection through CO2 reactor DIY three hours before light switch on, and finishing CO2 injection one hour before light switch off every day.