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Distribution and abundance of the squid Moroteuthis ingens (Cephalopoda: Onychoteuthidae) in the Falkland Islands region of the South Atlantic

Research output: Contribution to Journal/Magazine › Journal article › peer-review

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Distribution and abundance of the squid Moroteuthis ingens (Cephalopoda: Onychoteuthidae) in the Falkland Islands region of the South Atlantic. / Jackson, George D; George, Magnus JA; Buxton, Nicole G.
In: Polar Biology, Vol. 20, No. 3, 08.1998, p. 161-169.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Jackson, GD, George, MJA & Buxton, NG 1998, 'Distribution and abundance of the squid Moroteuthis ingens (Cephalopoda: Onychoteuthidae) in the Falkland Islands region of the South Atlantic', Polar Biology, vol. 20, no. 3, pp. 161-169. https://doi.org/10.1007/s003000050292

APA

Jackson, G. D., George, M. JA., & Buxton, N. G. (1998). Distribution and abundance of the squid Moroteuthis ingens (Cephalopoda: Onychoteuthidae) in the Falkland Islands region of the South Atlantic. Polar Biology, 20(3), 161-169. https://doi.org/10.1007/s003000050292

Vancouver

Jackson GD, George MJA, Buxton NG. Distribution and abundance of the squid Moroteuthis ingens (Cephalopoda: Onychoteuthidae) in the Falkland Islands region of the South Atlantic. Polar Biology. 1998 Aug;20(3):161-169. doi: 10.1007/s003000050292

Author

Jackson, George D ; George, Magnus JA ; Buxton, Nicole G. / Distribution and abundance of the squid Moroteuthis ingens (Cephalopoda: Onychoteuthidae) in the Falkland Islands region of the South Atlantic. In: Polar Biology. 1998 ; Vol. 20, No. 3. pp. 161-169.

Bibtex

@article{193add4374aa4a87839a38cffc8242f7,
title = "Distribution and abundance of the squid Moroteuthis ingens (Cephalopoda: Onychoteuthidae) in the Falkland Islands region of the South Atlantic",
abstract = "The distribution and abundance of the onychoteuthid squid Moroteuthis ingens were assessed for the Patagonian Shelf in the Falkland Islands region. Catch records from the commercial fishery and a research cruise were recorded from 1988 to 1996. Sampling included benthic, pelagic and semi-pelagic trawls and jigging. Moroteuthis ingens was recorded from 1,414 stations out of a total of 9,060 stations with 79.9% of all positive stations being from benthic trawls. Catch size ranged up to approximately 3,000 kg. The length frequency analysis and maturity indices suggested a major recruitment onto the shelf in September with a movement off the shelf during winter. There appears to be a lack of mature females on the Patagonian Shelf, indicating that females migrate into deeper offshore water to spawn. Observations of predation on Moroteuthis ingens on the Patagonian Shelf, along with a literature review, revealed that at least 4 mammal, 17 bird and 13 fish species prey on this squid.",
keywords = "Fish Species, Frequency Analysis, Mature Female, Positive Station, Commercial Fishery",
author = "Jackson, {George D} and George, {Magnus JA} and Buxton, {Nicole G}",
year = "1998",
month = aug,
doi = "10.1007/s003000050292",
language = "English",
volume = "20",
pages = "161--169",
journal = "Polar Biology",
issn = "0722-4060",
publisher = "Springer",
number = "3",

}

RIS

TY - JOUR

T1 - Distribution and abundance of the squid Moroteuthis ingens (Cephalopoda: Onychoteuthidae) in the Falkland Islands region of the South Atlantic

AU - Jackson, George D

AU - George, Magnus JA

AU - Buxton, Nicole G

PY - 1998/8

Y1 - 1998/8

N2 - The distribution and abundance of the onychoteuthid squid Moroteuthis ingens were assessed for the Patagonian Shelf in the Falkland Islands region. Catch records from the commercial fishery and a research cruise were recorded from 1988 to 1996. Sampling included benthic, pelagic and semi-pelagic trawls and jigging. Moroteuthis ingens was recorded from 1,414 stations out of a total of 9,060 stations with 79.9% of all positive stations being from benthic trawls. Catch size ranged up to approximately 3,000 kg. The length frequency analysis and maturity indices suggested a major recruitment onto the shelf in September with a movement off the shelf during winter. There appears to be a lack of mature females on the Patagonian Shelf, indicating that females migrate into deeper offshore water to spawn. Observations of predation on Moroteuthis ingens on the Patagonian Shelf, along with a literature review, revealed that at least 4 mammal, 17 bird and 13 fish species prey on this squid.

AB - The distribution and abundance of the onychoteuthid squid Moroteuthis ingens were assessed for the Patagonian Shelf in the Falkland Islands region. Catch records from the commercial fishery and a research cruise were recorded from 1988 to 1996. Sampling included benthic, pelagic and semi-pelagic trawls and jigging. Moroteuthis ingens was recorded from 1,414 stations out of a total of 9,060 stations with 79.9% of all positive stations being from benthic trawls. Catch size ranged up to approximately 3,000 kg. The length frequency analysis and maturity indices suggested a major recruitment onto the shelf in September with a movement off the shelf during winter. There appears to be a lack of mature females on the Patagonian Shelf, indicating that females migrate into deeper offshore water to spawn. Observations of predation on Moroteuthis ingens on the Patagonian Shelf, along with a literature review, revealed that at least 4 mammal, 17 bird and 13 fish species prey on this squid.

KW - Fish Species

KW - Frequency Analysis

KW - Mature Female

KW - Positive Station

KW - Commercial Fishery

U2 - 10.1007/s003000050292

DO - 10.1007/s003000050292

M3 - Journal article

VL - 20

SP - 161

EP - 169

JO - Polar Biology

JF - Polar Biology

SN - 0722-4060

IS - 3

ER -