I made two of these but I could only fit one in my tank. I had to make a small repair on this as the slate chipped in one corner and the adhesive inside is a little untidy.
eBay
5M Hose with Rabbit Drinker Kit Rabbit Breeding Equipment Anti-scratch Drinking Water Bowl Rabbit Fox Nipple Drinking Water Box
Aliexpress UK
D- shape ceramic breeding hiding fish cave Pleco Catfish Cichlid aquarium décor Ceramic cave provides natural shelter, hiding spots, and spawning sites for your fish. Ideal for plecos, bristlenose pleco, L-catfish - The caves can also be used as shelters for various cichlids, catfish, crabs shrimps and small reptiles. All caves are made of high quality terracotta clay which is natural material. Firing at more than 1100°C means these caves will not alter or effect the water parameters of your aquarium. This makes them absolutely safe for people, aquarium fish and pets.
eBay
Spider Reptile Insect Feeding Box Reptile Breeding Box Terrarium Accessories Insect Box For Spider Cricket Snail Tarantula
Aliexpress UK
Made from natural slate, both differ slightly and have minor imperfections due to the nature of the material. The one you select in the photos is the one you will receive.
eBay
1 Pc Double Row 12/18 Holes Poultry Ground Feeder Plastic Clamshell Feeding Chicken Groove Farm Breeding Supplies
Aliexpress UK
Versatile Use: Suitable for both freshwater and saltwater tanks. Great for dwarf shrimp, neocaridina, caridina, and other small aquatic species. Material: Premium translucent material that blends beautifully with any aquarium setup while allowing visibility of shrimp activity inside.
eBay
DIY Various Size Ant Farm Bamboo Tube Nest with Feeding Area Pet Anthill Workshop Queen Ant Breeding Nest Ant House Nest Bracket
Aliexpress UK
2 x Natural Slate Cave Viewing Hides. Handmade with 100% natural inert slate using marine grade silicone. Ideal for all aquarium and vivarium inhabitants. Sits snuggly up against your aquarium or vivarium glass to create a safe cave/hide effect.
eBay
HighTransparent Acrylic Aquarium Fish Breeding Feeding Isolation Box Fish Aquarium Breeder Hatching Incubator Tank Accessories
Aliexpress UK
All have closed backs for breeding. Made from new unused natural slate and aquarium safe silicone. It has 2 more cave at the top so that makes 5 caves.
eBay
High Transparent Acrylic Aquarium Fish Breeding Isolation Box Fish Aquarium Breeder Hatching Incubator Feeding Tank Accessories
Aliexpress UK
Material: PetG non toxic aquarium safe. Ideal for many types of fish. Suitable for small fish. Lifewithpets 3D Printed Under Substate Fish Tunnel/Cave. The Extra large is suitable for axolotls and so much more.
eBay
Spawning Bucket Fish Tank Reproduction Ornament Angelfish Breeding Cone Shrimp Incubator Aquarium
Aliexpress UK
Suitable for both salt and fresh water, safe breeding hideaway for your lovely fish and shrimp. - Also it is an excellent hiding and playing cave for fish to have fun, add more joy to the fish and shrimp.
eBay
Multifunctional Fish Aquarium High Clear Fish Breeding Isolation Box Aquarium Breeder FishTank Double Guppies Hatching Incubator
Aliexpress UK