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Freshwater Desktop Pix FULL SIZE
(For personal use only: NOT public domain)
(Mmm, right click, add, set as
background...)
Archive 22
To:
Today's FW Pic,
FW
Archive 1,
FW Archive 2,
FW Archive 3,
FW Archive 4,
FW Archive 5, FW
Archive 6,
FW
Archive 7,
FW Archive 8,
FW Archive 9,
FW Archive 11,
FW Archive 12,
FW Archive 13,
FW Archive 14,
FW Archive 15, FW Archive 16,
FW Archive 17,
FW Archive 18, FW Archive 19,
FW Archive 20,
FW Archive 21, FW Archive 23,
FW Archive 24,
FW Archive 25, |
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Compare these choppers with those of the crushing, plant chewing Pacus.
Now you know why they're called "Toothy Tetras". Piranha mount at the
Baltimore Aquarium. |
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Pygocentrus piraya (Cuvier 1816), the San Francisco Piranha.
South America; endemic to the Sao Francisco Basin of Brazil. To nearly
thirteen inches in length (largest true Piranha). Aquarium photo. |
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Hyphessobrycon herbertaxelrodi Gery 1961, the Black
Neon Tetra. South America: Paraguay River basin.
To 3.2 cm. in length. Cond.s: pH 5.5-7.5, dH to 15, temp. 23-27 C.
Aquarium image. |
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| Gymnocorymbus ternetzi (Boulenger 1895), the
Blackskirt Tetra. To 6 cm. South America; Paraguay and Guapore Basins.
pH 6-8, dH 5-19, temp. 20-26 C. A few "sports" of this species have been
produced for the aquarium interest. Ones with no barring, some with no
color whatsoever, longfinned varieties... |
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