Evidence map›Paper›PMID 40396231›Full record

ArticleBiology open2025

Filtration and respiration of filter-feeding marine invertebrates are linked through allometric power-law functions.

Hans Ulrik Riisgård, Poul S Larsen

Abstract read
In one paragraph

Article in Biology open, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

0numbers the graph read from it
0cells of the map it votes in
0citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

0 citing papers in PubMed.

No citing paper in PubMed yet.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

2 authors.

Hans Ulrik RiisgårdMarine Biological Research Centre, Department of Biology, University of Southern Denmark, 5300 Kerteminde, Denmark.ORCID 0000-0002-8188-2951
Poul S LarsenDTU Construct, Technical University of Denmark, 2800 Kgs. Lyngby, Denmark.ORCID 0000-0002-7155-5965

Funding

Technical University of Denmark (DTU)University of Southern Denmark (SDU)
6 · The paper itself

Abstract

Filter feeding in marine invertebrates is a secondary adaptation where the filtration rate (F) that provides the food energy to cover the respiration (R) increases with increasing body dry weight (W), and therefore it may be suggested that the exponents in the equations F=a1Wb1 and R=a2Wb2 have, during evolution, become near equal, b1≈b2, ensuring that the F/R-ratio=a1/a2 is nearly constant. Based on published data, we verify the hypothesis of equal allometric power-law exponents and test to what degree the F/R-ratio may be used to characterize various adaptations to filter feeding. The available b-values for very different taxonomic groups of filter feeders (bivalves, ascidians, crustaceans, polychaetes, jellyfish) covering 8 decades support in most cases the hypothesis of b1≈b2. For obligate phytoplankton filter feeders where b1≈b2 the F/R-ratio was used to estimate the critical phytoplankton biomass below which the animal would starve. However, if the food-particle retention efficiency is not constant during an animal's ontogeny the F/R-ratio may change according to the size range of particles being captured at the specific stage of development.

Indexed as

Aquatic OrganismsFeeding BehaviorInvertebratesAnimalsb-exponentsFiltrationF/R-ratioPower-law functionsRespiration

Identifiers

PMID40396231
PMCPMC12182862

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.