Minnow

Key takeaways

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

Reference excerpt

Minnow is the common name for a number of species of small freshwater fish, belonging to several genera of the family Cyprinidae and in particular the subfamily Leuciscinae. They are also known in Ireland as pinkeens. While the common name can refer to a range of taxa, smaller fish in the subfamily Leusciscinae are considered by anglers to be "true" minnows.

Types of minnow Bluntnose minnow (Pimephales notatus): The bluntnose minnow is a primary bait fish for Northern America, and has a very high tolerance for variable water qualities, which helps its distribution throughout many regions. The snout of the bluntnose minnow overhangs the mouth, giving it the bluntnose. There is a dark lateral line which stretches from the opercle to the base of the tail, where a large black spot is located. The average size of the adult is approximately 5 cm (2.0 in). Common shiner (Notropis cornutus): These fish are one of the most common type of bait fish and are almost exclusively stream dwellers. The common shiner can be identified by the nine rays on its anal fin and terminal mouth. This minnow is typically bluish silver on the sides and greenish blue on the back, save for breeding season in which case the male gains a rose colored tail and anal fin. The shiner grows about 5–10 cm (2.0–3.9 in) within one year and reach a size of 13 cm (5.1 in) at adulthood. Notropis potteri is known as the chub shiner. Common emerald shiner (Notropis atherinoides atherinoides): Common emerald shiners are most abundant in the Great Lakes of North America, primarily Lake Erie. The name of the emerald shiner comes from the greenish emerald band that expands from the back of the gill cover to the tail. This type of minnow has a short, rounded snout, the only difference between the common emerald shiner and the silver shiner is that the silver shiner has a longer snout and a larger eye. These fish grow to an average length of about 6 cm. This is one of the most common bait fish used in the Lake Erie region of Ohio and many fishermen hold it over all other bait.

Cheat minnow, a species in the genus Pararhinichthys Cutlips minnow, a species in the genus Exoglossum Desert minnows, fishes in the genus Dionda Eurasian minnows, fishes in the genus Phoxinus Fathead minnow (rosy-red minnow), a species in the genus Pimephales Loach minnow, a species of the genus Rhinichthys Balkan minnows, of the genus Pelasgus Ozark minnow, a species in the shiner genus Notropis Pikeminnows, fishes in the genus Ptychocheilus Pugnose minnow, a species in the genus Opsopoeodus Anatolian minnows, of the genus Ladigesocypris Silverjaw minnow/Longjaw minnow, species in the genus Ericymba Silvery minnows, fishes in the genus Hybognathus Suckermouth minnows, fishes in the genus Phenacobius White Cloud Mountain minnow/Vietnamese cardinal minnow, species in the genus Tanichthys Other fish specifically called minnows include

in the Southern Hemisphere, some fish in the family Galaxiidae, in particular those of genus Galaxias in Southeast Asia, the danionins, including Razorbelly minnows the Drakensberg minnow (Labeobarbus aspius) from the Congo Democratic Republic the Maluti minnow (Pseudobarbus quathlambae) from Lesotho the Falklands minnow from the Falkland Islands, a vernacular name for the Common galaxias the pike topminnow (Belonesox belizanus) are confused for the northern pike, (Esox lucius), also called "minnow" for the little size. the minnows of the deep (Cyclothone sp.), small bioluminescent bristlemouth fish approximately 8 centimetres (3 in) long

As food While primarily used for bait, minnows can also be eaten directly by humans. Some Native American cultures have used minnows as food. If minnows are small enough, they can be eaten whole.

Threats and conservation issues Generally, minnows breed with the slightest rainfall and within a wide temperature range. Contrary to the long-standing presumptions, climate change poses 'negligible' threat to minnows' reproduction. Minnows are also flexible in attaining pre-spawning fitness, which makes them avoid 'skipped spawning' decisions while facing climatic variabilities.

See also Mud minnow (disambiguation) Cape Fear shiner Epalzeorhynchos, occasionally named sharkminnows

References

External links "Minnow" . Encyclopædia Britannica. Vol. 18 (11th ed.). 1911. The dictionary definition of minnow at Wiktionary

Illustrations

Worked examples

Example 1 — a first encounter with Minnow

Start with the simplest possible case. Write down what Minnow claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, 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 Minnow 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 Minnow 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 Minnow

In research: Minnow appears in science 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 Minnow 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: Minnow is common in secondary-school and first-year university syllabi. It links to neighbouring topics Fish common names, Minnows, so understanding it makes those chapters shorter.
In everyday life: Look for Minnow 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.

How to study Minnow in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Minnow 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 Minnow out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Minnow in simple terms?

Minnow is the common name for a number of species of small freshwater fish, belonging to several genera of the family Cyprinidae and in particular the subfamily Leuciscinae. They are also known in Ireland as pinkeens.

Why does Minnow matter?

Because it connects several science 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 Minnow?

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 Minnow.