Articles Alert

PETER D. MOORE Department of Biology King's College London, U.K. Intensive exploitation of fish stocks in the Amazon basin has exhausted the supply of large fish and has led to increasing pressure being placed on smaller fish, such as the jaraqui. But there is an urgent need for coordinated management if yields are to be sustainable. A closed spawning season and protection during the subsequent weeks when the fish feed in the flooded forests is vital together with further protection of these f

| 2 min read

Register for free to listen to this article
Listen with Speechify
0:00
2:00
Share

PETER D. MOORE
Department of Biology
King's College
London, U.K.

Intensive exploitation of fish stocks in the Amazon basin has exhausted the supply of large fish and has led to increasing pressure being placed on smaller fish, such as the jaraqui. But there is an urgent need for coordinated management if yields are to be sustainable. A closed spawning season and protection during the subsequent weeks when the fish feed in the flooded forests is vital together with further protection of these feeding areas from timber removal. M.C.L.B. Ribeiro, M. Petrere, "Fisheries ecology and management of the jaraqui (Semaprochilodus taeniurus, S. insignis) in central Amazonia," Regulated Rivers: Research and Management, 5, 195-215, August 1990. (Reserva Ecologia de IBGE, Brasilia, Departmento de Ecologia, Rio Clara, Brazil)

It is puzzling that Lake Chad, despite being a closed basin in a hot arid climatic region, is relatively free of salt. There must be ...

Interested in reading more?

Become a Member of

The Scientist Logo
Receive full access to digital editions of The Scientist, as well as TS Digest, feature stories, more than 35 years of archives, and much more!
Already a member? Login Here

Meet the Author

  • Peter Moore

    This person does not yet have a bio.

Published In

Share
Image of a woman in a microbiology lab whose hair is caught on fire from a Bunsen burner.
April 1, 2025, Issue 1

Bunsen Burners and Bad Hair Days

Lab safety rules dictate that one must tie back long hair. Rosemarie Hansen learned the hard way when an open flame turned her locks into a lesson.

View this Issue
Conceptual image of biochemical laboratory sample preparation showing glassware and chemical formulas in the foreground and a scientist holding a pipette in the background.

Taking the Guesswork Out of Quality Control Standards

sartorius logo
An illustration of PFAS bubbles in front of a blue sky with clouds.

PFAS: The Forever Chemicals

sartorius logo
Unlocking the Unattainable in Gene Construction

Unlocking the Unattainable in Gene Construction

dna-script-primarylogo-digital
Concept illustration of acoustic waves and ripples.

Comparing Analytical Solutions for High-Throughput Drug Discovery

sciex

Products

Green Cooling

Thermo Scientific™ Centrifuges with GreenCool Technology

Thermo Fisher Logo
Singleron Avatar

Singleron Biotechnologies and Hamilton Bonaduz AG Announce the Launch of Tensor to Advance Single Cell Sequencing Automation

Zymo Research Logo

Zymo Research Launches Research Grant to Empower Mapping the RNome

Magid Haddouchi, PhD, CCO

Cytosurge Appoints Magid Haddouchi as Chief Commercial Officer