Common name: dwarf eelgrass

Scientific name: Zostera noltii Hornem.
Zostera nolteiA young mangrove growing in the seagrass beds of Jawbone Sanctuary in Victoria, Australia.

General information

Dwarf Eelgrass, scientifically known as Zostera noltii, is a species of seagrass native to the shallow coastal waters of Europe and North Africa. It is a key species in marine ecosystems, providing habitat and food for a variety of marine life. Dwarf Eelgrass has narrow, ribbon-like leaves that form dense underwater meadows, which are crucial for sediment stabilization and as a nursery ground for many species of fish and invertebrates.

Details

Salinity
S.G. 1.015 to 1.028
Temperature
10 to 24 °C (50 to 75 °F)
Acidity
pH 7.8 to 8.4
Care level
Moderate to easy Requires stable conditions

Taxonomy

  1. Kingdom
    Plants
    Plantae
  2. Phylum
    Vascular Plants
    Tracheophyta
  3. Class
    Monocots
    Liliopsida
  4. Order
    Water Plantain Order
    Alismatales
  5. Family
    Eelgrass
    Zosteraceae
  6. Genus
    Eelgrass
    Zostera
  7. Species
    dwarf eelgrass
    Zostera noltii Hornem.
  8. Synonyms
    Nanozostera noltii Toml. & Posl. (Hornem.)
    Phucagrostis minor Cavolini
    Zostera angustifolia Loser
    Zostera emarginata Ehrenb. & Hemprich
    Zostera emarginata Ehrenb. & Hemprich ex Asch.
    Zostera minor Nolte
    Zostera minor Nolte ex Rchb.
    Zostera nana Roth
    Zostera nana latifolia Harmsen
    Zostera nodosa Guss.
    Zostera pumila Le Gall
    Zostera trinervis Stokes
    Zostera uninervis Vahl
    Zostera uninervis Vahl ex Rchb.

Care

In the aquarium, Zostera noltii requires a substrate that can mimic its natural sandy or muddy habitat. Adequate lighting is essential to facilitate photosynthesis, and the water flow should be moderate to simulate coastal currents. Regular trimming may be necessary to maintain the desired height and density of the meadow.

Symbiosis

Dwarf Eelgrass forms a symbiotic relationship with various organisms. Small invertebrates often seek refuge within its leaves, and it serves as a grazing area for herbivorous fish. Additionally, its root system provides a habitat for beneficial bacteria, which play a role in nutrient cycling within the aquarium ecosystem.

Habitat

Zostera noltii is typically found in intertidal and subtidal zones up to a depth of around 5 meters. It prefers sheltered areas with sandy or muddy substrates, where it forms extensive beds that are vital for coastal protection and biodiversity. Its geographical distribution spans from the North Atlantic coasts of Europe to the Mediterranean and Black Seas, and down to the coasts of North Africa.