Concepedia

Royann J. Petrell

RJ

Statistics

Publications

20

Citations

1K

H-Index

17

Active since

1980

Affiliations

University of British Columbia(Current)

Royann J. Petrell is an author at University of British Columbia specializing in fisheries, aquaculture, and natural resources.

Publications per year

1980–2005

20

Publications

20

Using modified length–weight relationships to assess the condition of fish

Rachael E. Jones, Royann J. Petrell, Daniel Pauly · Aquacultural Engineering · 1999 · 175 citations

, , +9

Ammonium and nitrate uptake by Laminaria saccharina and Nereocystis luetkeana originating from a salmon sea cage farm

Ok-Hyun Ahn, Royann J. Petrell, Paul J. Harrison · Journal of Applied Phycology · 1998 · 104 citations

, , +15

Determining fish size and swimming speed in cages and tanks using simple video techniques

Royann J. Petrell, Xiaotian Shi, Rabab Ward et al. · Aquacultural Engineering · 1997 · 97 citations

, , +13

Detection and counting of uneaten food pellets in a sea cage using image analysis

M. Foster, Royann J. Petrell, M.R. Ito et al. · Aquacultural Engineering · 1995 · 73 citations

, , +7

Control of feed dispensation in seacages using underwater video monitoring: effects on growth and food conversion

Keng Pee Ang, Royann J. Petrell · Aquacultural Engineering · 1997 · 66 citations

, , +11

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