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Author
A. Witkowski
12 articles by this author
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Research Article
The non-indigenous freshwater fishes of Poland: Threats for native ichthyofauna and consequence for fishery: A review
A. Witkowski
,
J. Grabowska
10.3750/AIP2011.42.2.01
30-06-2012
Unique: 942 | Total: 1307
| Access Period:
77-87
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Research Article
A record of pink salmon,
Oncorhynchus gorbuscha
(Actinopterygii, Salmoniformes, Salmonidae), in the Revelva River, Hornsund area (SW Spitsbergen)
A. Witkowski
,
P. Głowacki
10.3750/AIP2010.40.1.14
30-06-2010
Unique: 669 | Total: 824
| Access Period:
87-89
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Research Article
Histological structure of the skin of Arctic charr,
Salvelinus alpinus
(L.) from Spitsbergen
A. Witkowski
,
K. Kaleta
,
J. Kuryszko
,
J. Kusznierz
10.3750/AIP2004.34.2.11
31-12-2004
Unique: 676 | Total: 910
| Access Period:
241-251
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PDF
Research Article
Morphometrics of
Pseudorasbora parva
(Schlegel, 1842) (Cyprinidae: Gobioninae), a species introduced into the Polish waters
J. Kotusz
,
A. Witkowski
10.3750/AIP1998.28.2.01
31-12-1998
Unique: 615 | Total: 859
| Access Period:
3-14
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PDF
Research Article
Morphometrics of the autumn and spring run populations of the river lamprey,
Lampetra fluviatilis
(Linnaeus,1758) from the Polish rivers
J. Kuszewski
,
A. Witkowski
10.3750/AIP1995.25.1.05
30-06-1995
Unique: 578 | Total: 711
| Access Period:
57-70
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Research Article
Characteristics of the population of
Lampetra fluviatilis
(L.) entering the Drwęca and Grabowa rivers (North Poland)
A. Witkowski
,
J. Kuszewski
10.3750/AIP1995.25.1.04
30-06-1995
Unique: 602 | Total: 822
| Access Period:
49-56
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Research Article
Changes of gonadosomatic index (GSI) and egg diameter in the grayling
Thymallus thymallus
(L.) in annual cycle
A. Witkowski
,
J. Błachuta
,
B. Kokurewicz
,
M. Kowalewski
10.3750/AIP1989.19.2.02
31-12-1989
Unique: 599 | Total: 784
| Access Period:
21-28
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Research Article
Age and growth-rate of grayling
Thymallus thymallus
(L.) in the rivers of Pomerania (NW Poland)
A. Witkowski
,
J. Błachuta
,
J. Olesińska
10.3750/AIP1989.19.2.01
31-12-1989
Unique: 572 | Total: 699
| Access Period:
3-19
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Research Article
The spawning run of the huchen
Hucho hucho
(L.) and its analysis
A. Witkowski
10.3750/AIP1988.18.2.03
31-12-1988
Unique: 597 | Total: 774
| Access Period:
23-31
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Research Article
Carotenoids in fish. XXXVIII. Carotenoid contents in
Hucho hucho
(L.) individuals
B. Czeczuga
,
A. Witkowski
,
M. Kowalewski
10.3750/AIP1985.16.1.06
30-06-1986
Unique: 488 | Total: 643
| Access Period:
61-72
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Research Article
Carotenoids in fish - XXXIX. Presence of salmoxanthin in
Thymallus thymallus
(L.) specimens
B. Czeczuga
,
A. Witkowski
,
M. Kowalewski
10.3750/AIP1985.15.1.04
30-06-1985
Unique: 540 | Total: 673
| Access Period:
73-81
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Research Article
Morphological variability in lake and river populations of
Cottus poecilopus
Heckel, 1836 (
Pisces: Cottidae
)
A. Witkowski
10.3750/AIP1984.14.1-2.03
31-12-1984
Unique: 504 | Total: 650
| Access Period:
43-57
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