Tridentiger brevispinis: A Profile of the Short-Spined Goby
In the diverse aquatic ecosystems of northeastern Asia, one small but significant inhabitant plays a vital role in the local environment. Tridentiger brevispinis, commonly known as a species of goby, is a resilient fish capable of thriving in a variety of water conditions. From the salty depths of the ocean to the calmer reaches of freshwater, this species demonstrates remarkable adaptability.
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Biological Classification and Taxonomy
Understanding the place of Tridentiger brevispinis within the natural world requires looking at its scientific lineage. As a member of the class Actinopterygii (ray-finned fishes), it belongs to a massive group of fish characterized by fins supported by bony spines or rays.
Scientific Hierarchy
- Kingdom: Animalia
- Phylum: Chordata
- Class: Actinopterygii
- Order: Gobiiformes
- Family: Oxudercidae
- Genus: Tridentiger
- Species: T. brevispinis
The species was formally described in 1972 by researchers Katsuyama, R. Arai, and M. Nakamura. Over time, it has been associated with various synonyms in scientific literature, including Tridentiger obscurus brevispinis and Tridentiger kuroiwae brevispinis.
Habitat and Physical Characteristics
One of the most notable features of Tridentiger brevispinis is its ability to inhabit multiple types of aquatic environments. It is found in marine (saltwater), brackish (a mix of fresh and salt water), and freshwater habitats along the coasts of northeastern Asia.
Physically, this goby is a relatively small creature. It can reach a maximum length of approximately 10 centimetres (3.9 inches) Total Length (TL). Despite its small stature, its presence is felt strongly in the local economy, as it is an important component of local commercial fisheries.
Key Facts
- Scientific Name: Tridentiger brevispinis
- Maximum Length: 10 cm (3.9 in)
- Primary Habitats: Marine, brackish, and fresh waters
- Geographic Range: Northeastern Asia coasts
- Conservation Status: Least Concern (IUCN 3.1)
- Economic Importance: Significant to local commercial fisheries
Summary Table of Species Data
| Feature | Details |
|---|---|
| Order | Gobiiformes |
| Family | Oxudercidae |
| IUCN Status | Least Concern |
| Discovery Year | 1972 |
| Max Size | 10 cm |
Frequently Asked Questions
What is the conservation status of Tridentiger brevispinis?
According to the IUCN Red List, the species is currently classified as Least Concern, meaning it is not considered at immediate risk of extinction.
Where can Tridentiger brevispinis be found?
This species is native to the coastal regions of northeastern Asia, inhabiting marine, brackish, and fresh water environments.
How large does this goby species grow?
Tridentiger brevispinis typically reaches a maximum total length of 10 centimetres (3.9 inches).
Why is this fish important to humans?
This species holds importance for local commercial fisheries in the regions where it is found.
What does 'brackish water' mean?
Brackish water is a type of water that has more salinity than freshwater, but not as much salinity as seawater, often found where rivers meet the sea.