biology

Souffia

Souffia is a biology topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Souffia rather than just read about it. In short: The souffia, Western riffle dace, telestes, vairone or western vairone (Telestes souffia) is a species of freshwater ray-finned fish belonging to the family Leuciscidae, which includes the daces, Eurasian minnows and related fishes. This species is found in rivers that drain into the Mediterranean, as well as the Rhine and Danube catchments.

Key takeaways

Souffia belongs to biology; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Souffia to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Souffia from memory before moving on to harder problems.

Reference excerpt

The souffia, Western riffle dace, telestes, vairone or western vairone (Telestes souffia) is a species of freshwater ray-finned fish belonging to the family Leuciscidae, which includes the daces, Eurasian minnows and related fishes. This species is found in rivers that drain into the Mediterranean, as well as the Rhine and Danube catchments.

Taxonomy The souffia was first formally described as Leuciscus souffia in 1827 by the French naturalist Antoine Risso with its type locality given as the River Var in France. This taxon is now regarded as a valid species in the genus Telestes in the subfamily Leuciscinae of the family Leuciscidae.

Etymology The souffia belongs to the genus Telestes, a name which was coined by Charles Lucien Bonaparte who did not explain its etymology, although it may be from teléstēs, the Greek for "completer" or "finisher", and if that is thecase then the allusion is not obvious. in 1877 David Starr Jordan suggested that the name been derived téleios which means "spotless", i.e. without blemish but nothing in Bonaparte's description supports this. Telesetes is also a name, with a murdered 8th century B. C. E. king of Corinth and a 5th century C. E. Greek poet bearing the name. The specific name souffia is the French vernacular name for this fish.

Distribution and habitat The souffia is found in Europe where it occurs in rivers draining into the Gulf of Lion, the Hérault, including the Rhône, to the VAr River draining into the Ligurian Sea. It the occurs in the Soča river in northeastern Italy and western Slovenia which drains into the Adriatic Sea. It is also found in the catchments of the upper Rhine and the Danube from Switzerland and Germany east to the Tisza drainage in Romania and Ukraine. This is a gregarious species of cool, flowing, well-oxygenated rivers and streams, avoiding the lowland stretches.

References

Illustrations

Worked examples

Example 1 — a first encounter with Souffia

Start with the simplest possible case. Write down what Souffia claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In biology, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Souffia before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Souffia ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Souffia

In research: Souffia appears in biology research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Souffia in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Souffia is common in secondary-school and first-year university syllabi. It links to neighbouring topics Fish described in 1827, Habitats Directive species, IUCN Red List least concern species, so understanding it makes those chapters shorter.
In everyday life: Look for Souffia outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

Affiliate

Preply — study more efficiently by working with a personal tutor. 50% off.

How to study Souffia in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Souffia means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Souffia out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Souffia in simple terms?

Why does Souffia matter?

Because it connects several biology ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Souffia?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Souffia.