Bioactive terrarium

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Dart frogs housed in a heavily planted bioactive display terrarium Phyllobates terribilis vivarium.jpg
Dart frogs housed in a heavily planted bioactive display terrarium

A bioactive terrarium (or vivarium) is a terrarium for housing one or more terrestrial animal species that includes live plants and populations of small invertebrates and microorganisms to consume and break down the waste products of the primary species. In a functional bioactive terrarium, the waste products will be broken down by these detritivores, reducing or eliminating the need for cage cleaning. Bioactive vivariums are used by zoos and hobbyists to house reptiles and amphibians in an aesthetically pleasing and enriched environment.

Contents

Enclosure

Any terrarium can be made bioactive by addition of the appropriate substrate, plants, and detritivores. Bioactive enclosures are often maintained as display terraria constructed of PVC, wood, glass and/or acrylic. Bioactive enclosures in laboratory "rack" style caging are uncommon.

Cleanup crew

Isopods consuming a snake's shed skin in a bioactive terrarium Isopods consuming snake shed.jpg
Isopods consuming a snake's shed skin in a bioactive terrarium

Waste products of the primary species are consumed by a variety of detritivores, referred to as the "cleanup crew" by hobbyists. [1] [2] [3] These can include woodlice, springtails, earthworms, millipedes, and various beetles, with different species being preferred in different habitats - the cleanup crew for a tropical rainforest bioactive terrarium may rely primarily on springtails, isopods, and earthworms, while a desert habitat might use beetles. [4] [5] [6] [7] If the primary species is insectivorous, they may consume the cleanup crew, and thus the cleanup crew must have sufficient retreats to avoid being completely depopulated. [4]

Additionally, bioactive terraria typically have a flourishing population of bacteria and other microorganisms which break down the wastes of the cleanup crew and primary species. [8] Fungi may occur as part of the terrarium cycle and will be consumed by the cleanup crew. [9] [4] [5]

Substrate

Golden Pothos (Epipremnum aureum) is frequently used in bioactive terrariums due to its hardiness and ability to remove nitrogenous waste Starr-080117-1726-Epipremnum pinnatum-leaves-Walmart Kahului-Maui (24807373811).jpg
Golden Pothos (Epipremnum aureum) is frequently used in bioactive terrariums due to its hardiness and ability to remove nitrogenous waste

Bioactive enclosures require some form of substrate to grow plants and to provide habitat for the cleanup crew. The choice of substrate is typically determined by the habitat of the primary species (e.g. jungle vs desert), and created by mixing a variety of components such as organic topsoil (free of pesticides and non-biological fertilizers), peat, coco fiber, sand, long-fiber sphagnum moss, cypress mulch, and orchid bark in varying proportions. [3]

In wet habitats, there is typically a drainage layer beneath the substrate to allow water to pool without saturating the substrate. [10] [2] The drainage layer may be constructed via coarse gravel, stones, expanded clay aggregate, or may be wholly synthetic; the drainage layer is typically separated from the overlying substrate with a fine plastic mesh. [3] [10] Additionally, some bioactive terraria include leaf-litter, which can serve as food and microhabitat for the cleanup crew. [3]

Plants

The use of live plants in a bioactive terrarium provides cover for animals inhabiting the enclosure, is aesthetically pleasing in a display enclosure, and can help to absorb nitrogenous wastes that could otherwise build up in a system. [3] [10] [2] Providing a variety of plants that will grow in and be clipped back during maintenance provides hiding spots for terrarium inhabitants that change over time. This is a form of enrichment recommended for keeping reptiles. [11]

A bioactive arid vivarium for housing leopard geckos Bioactive Arid Vivarium.jpg
A bioactive arid vivarium for housing leopard geckos

Related Research Articles

Terrarium Container typically made of glass, which is used for keeping plants and/or animals

A terrarium is usually a sealable glass container containing soil and plants, and can be opened for maintenance to access the plants inside. However, terraria can also be open to the atmosphere rather than being sealed. Terraria are often kept as decorative or ornamental items. Closed terraria create a unique environment for plant growth, as the transparent walls allow for both heat and light to enter the terrarium.

Herpetoculture is the keeping of live reptiles and amphibians in captivity, whether as a hobby or as a commercial breeding operation. "Herps" is an informal term for both reptiles and amphibians. It is undertaken by people of all ages and from all walks of life, including career herpetologists, professional reptile or amphibian breeders, and casual hobbyists.

Speckled day gecko Species of lizard

The speckled day gecko is a diurnal species of geckos. It lives in eastern Madagascar and typically inhabits rainforests and dwells on trees. The speckled day gecko feeds on insects and nectar.

Brown anole Species of lizard

The brown anole, also known commonly as the Cuban brown anole, or De la Sagra's anole, is a species of lizard in the family Dactyloidae. The species is native to Cuba and the Bahamas. It has been widely introduced elsewhere, via the importation and exportation of plants where the anole would lay eggs in the soil of the pots, and is now found in Florida and as far north in the United States as southern Georgia, Texas, Louisiana, Mississippi, Alabama, Hawaii, and Southern California. It has also been introduced to other Caribbean islands, Mexico, and Taiwan.

Detritivore Animal that feeds on decomposing plant and animal parts as well as faeces

Detritivores are heterotrophs that obtain nutrients by consuming detritus. There are many kinds of invertebrates, vertebrates and plants that carry out coprophagy. By doing so, all these detritivores contribute to decomposition and the nutrient cycles. They should be distinguished from other decomposers, such as many species of bacteria, fungi and protists, which are unable to ingest discrete lumps of matter, but instead live by absorbing and metabolizing on a molecular scale. The terms detritivore and decomposer are often used interchangeably, but they describe different organisms. Detritivores are usually arthropods and help in the process of remineralization. Detritivores perform the first stage of remineralization, by fragmenting the dead plant matter, allowing decomposers to perform the second stage of remineralization.

Isopoda Order of arthropods

Isopoda is an order of crustaceans that includes woodlice and their relatives. Isopods live in the sea, in fresh water, or on land. All have rigid, segmented exoskeletons, two pairs of antennae, seven pairs of jointed limbs on the thorax, and five pairs of branching appendages on the abdomen that are used in respiration. Females brood their young in a pouch under their thorax.

Vivarium Area for keeping and raising animals or plants

A vivarium is an area, usually enclosed, for keeping and raising animals or plants for observation or research. Often, a portion of the ecosystem for a particular species is simulated on a smaller scale, with controls for environmental conditions.

Paludarium Type of vivarium that incorporates both terrestrial and aquatic elements

A paludarium is a type of vivarium that incorporates both terrestrial and aquatic elements. Paludaria usually consist of an enclosed container in which organisms specific to the biome being simulated are kept. They may be maintained for purely aesthetic reasons or for scientific or horticultural purposes. The word 'paludarium' comes from the Latin word 'palus' meaning marsh or swamp and '-arium' which refers to an enclosed container.

Soil food web

The soil food web is the community of organisms living all or part of their lives in the soil. It describes a complex living system in the soil and how it interacts with the environment, plants, and animals.

Steppe lemming Species of mammal

The steppe lemming or steppe vole is a small, plump, light-grey rodent, similar in appearance to the Norway lemming, but not in the same genus. The steppe lemming eats shoots and leaves and is more active at night, though it is not strictly nocturnal. In the wild, it is found in Russia and Ukraine in steppes and semiarid environments. Fossil remains of this species have been found in areas as far west as Great Britain.

Aquascaping Craft of designing and planting aquariums

Aquascaping is the craft of arranging aquatic plants, as well as rocks, stones, cavework, or driftwood, in an aesthetically pleasing manner within an aquarium—in effect, gardening under water. Aquascape designs include a number of distinct styles, including the garden-like Dutch style and the Japanese-inspired nature style. Typically, an aquascape houses fish as well as plants, although it is possible to create an aquascape with plants only, or with rockwork or other hardscape and no plants.

Olive python Species of snake

The olive python is a species of snake in the family Pythonidae. The species is endemic to Australia. Two subspecies are recognized, including the nominate subspecies described here.

Organisms involved in water purification

Most organisms involved in water purification originate from the waste, wastewater or water stream itself or arrive as resting spore of some form from the atmosphere. In a very few cases, mostly associated with constructed wetlands, specific organisms are planted to maximise the efficiency of the process.

Woodlouse Crustacean from the monophyletic suborder Oniscidea

A woodlouse is an isopod crustacean from the monophyletic suborder Oniscidea within the order Isopoda. They get their name from often being found in old wood.

Springtail Subclass of arthropods

Springtails (Collembola) form the largest of the three lineages of modern hexapods that are no longer considered insects. Although the three orders are sometimes grouped together in a class called Entognatha because they have internal mouthparts, they do not appear to be any more closely related to one another than they are to all insects, which have external mouthparts.

The substrate of a vivarium is the material used on the floor of the enclosure. It can affect humidity levels, filtration as well as the well-being of the inhabitants. The appropriate substrate depends on the type of animal in the enclosure.

Plant litter Dead plant material that has fallen to the ground

Litterfall, plant litter, leaf litter, tree litter, soil litter, or duff, is dead plant material that have fallen to the ground. This detritus or dead organic material and its constituent nutrients are added to the top layer of soil, commonly known as the litter layer or O horizon. Litter is an important factor in ecosystem dynamics, as it is indicative of ecological productivity and may be useful in predicting regional nutrient cycling and soil fertility.

The clean-up crew is the term that has been used by many aquarists and vendors since the late 1980s to refer to various small animals commonly sold for use in keeping the reef aquarium clear of pest algae, detritus and parasites.

Vermifilter Aerobic treatment system, consisting of a biological reactor containing media

A vermifilter is an aerobic treatment system, consisting of a biological reactor containing media that filters organic material from wastewater. The media also provides a habitat for aerobic bacteria and composting earthworms that purify the wastewater by removing pathogens and oxygen demand. The "trickling action" of the wastewater through the media dissolves oxygen into the wastewater, ensuring the treatment environment is aerobic for rapid decomposition of organic substances.

<i>Trichorhina tomentosa</i> Species of crustacean

Trichorhina tomentosa, known informally as the dwarf white isopod, is a species of woodlouse in the family Platyarthridae. It is a parthenogenetic species, and only female individuals are known. Native to tropical regions throughout the Americas, dwarf white isopods have been introduced to other tropical regions worldwide.

References

  1. "Bioactivity and Me - What to Know Before You Go Bioactive". Josh's Frogs How-To Guides. 2019-07-17. Retrieved 2020-02-11.
  2. 1 2 3 "10JulAndersonGlass". www.chameleonnews.com. Retrieved 2020-02-12.
  3. 1 2 3 4 5 LLC, New England Herpetoculture. "New England Herpetoculture LLC". www.neherpetoculture.com. Retrieved 2020-02-13.
  4. 1 2 3 LLC, New England Herpetoculture. "New England Herpetoculture LLC". www.neherpetoculture.com. Retrieved 2020-02-13.
  5. 1 2 "Cleanup Crew Showdown—Springtails Vs. Earthworms". The Tye-Dyed Iguana - Reptiles and Reptile Supplies in St. Louis. Retrieved 2020-02-13.
  6. "Cleanup Crew Showdown—Isopods Vs. Millipedes". The Tye-Dyed Iguana - Reptiles and Reptile Supplies in St. Louis. Retrieved 2020-02-13.
  7. Rolfe, Gary (2017-12-07). "How to Create an Arid Bioactive Vivarium | Reptile Centre". Northampton Reptile Centre. Retrieved 2020-02-13.
  8. "How To Build A Bioactive Enclosure For Your Crested Gecko". www.reptilesmagazine.com. Retrieved 2020-02-11.
  9. "Vivarium Construction 102". Archived from the original on 2013-07-02.
  10. 1 2 3 Amphibian Husbandry Resource Guide, Edition 2.0 (PDF). Association of Zoos and Aquariums. 2012. pp. 8–17.
  11. "Suggested Guidelines for Reptile Enrichment" (PDF). American Association of Zookeepers. Archived (PDF) from the original on 2021-11-13.