biology

Haloplanus

Haloplanus 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 Haloplanus rather than just read about it. In short: Haloplanus is a genus of archaeans in the family Halobacteriaceae. Phylogeny The currently accepted taxonomy is based on the List of Prokaryotic names with Standing in Nomenclature (LPSN) and National Center for Biotechnology Information (NCBI).

Key takeaways

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

Reference excerpt

Haloplanus is a genus of archaeans in the family Halobacteriaceae.

Phylogeny The currently accepted taxonomy is based on the List of Prokaryotic names with Standing in Nomenclature (LPSN) and National Center for Biotechnology Information (NCBI).

Haloplanus incertae sedis:

H. halobius Zhang et al. 2025 H. halophilus Zhang et al. 2025 H. pelagicus Zhang et al. 2025 H. salilacus Zhang et al. 2025

See also List of Archaea genera

References

Further reading Bar-David RE, Mana L, Oren A (2007). "Haloplanus natans gen. nov., sp. nov., an extremely halophilic, gas-vacuolate archaeon isolated from Dead Sea-Red Sea water mixtures in experimental outdoor ponds". Int. J. Syst. Evol. Microbiol. 57 (Pt 4): 780–783. doi:10.1099/ijs.0.64648-0. PMID 17392206. Oren A, Ventosa A (2000). "International Committee on Systematic Bacteriology Subcommittee on the taxonomy of Halobacteriaceae. Minutes of the meetings, 16 August 1999, Sydney, Australia". Int. J. Syst. Evol. Microbiol. 50 (3): 1405–1407. doi:10.1099/00207713-50-3-1405. PMID 10843089. Han, Dong; Cui, Heng-Lin (April 2014). "Haloplanus litoreus sp nov and Haloplanus ruber sp nov., from a marine solar saltern and an aquaculture farm, respectively". Antonie van Leeuwenhoek. 105 (4): 679–685. doi:10.1007/s10482-014-0123-6. PMID 24488367. S2CID 6046593. Qiu, Xing-Xing; Zhao, Mei-Lin; Han, Dong; Zhang, Wen-Jiao; Cui, Heng-Lin (December 2013). "Haloplanus salinus sp nov., an extremely halophilic archaeon from a Chinese marine solar saltern". Archives of Microbiology. 195 (12): 799–803. doi:10.1007/s00203-013-0929-z. PMID 24129619. S2CID 16884184.

Worked examples

Example 1 — a first encounter with Haloplanus

Start with the simplest possible case. Write down what Haloplanus 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 Haloplanus 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 Haloplanus 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 Haloplanus

In research: Haloplanus 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 Haloplanus 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: Haloplanus is common in secondary-school and first-year university syllabi. It links to neighbouring topics Archaea genera, Archaea stubs, Haloarchaea, so understanding it makes those chapters shorter.
In everyday life: Look for Haloplanus 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.

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How to study Haloplanus in 20 minutes

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

Frequently asked questions

What is Haloplanus in simple terms?

Haloplanus is a genus of archaeans in the family Halobacteriaceae. Phylogeny The currently accepted taxonomy is based on the List of Prokaryotic names with Standing in Nomenclature (LPSN) and National Center for Biotechnology Information (NCBI).

Why does Haloplanus 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 Haloplanus?

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 Haloplanus.