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5     Letter From the Editor by Courtney Tobler
6     Aquatic Notebook 
• Lacey Act amendments: proposed federal legislation & the fate of the pet industry
by Matt Pedersen, Art Parola, and Stephan M. Tanner, Ph.D.
• Greater City’s 100th Anniversary 
by Joseph Ferdenzi

14     Astroblepus—fascinating stargazers
by Norman Behr and Anja Katzschmann
22     The endangerment status of Astroblepus
by Anja Katzschmann and Norman Behr
28     Climbing—an adaptation to extreme habitats
by Norman Behr and Anja Katzschmann
36     Husbandry and Breeding: Low-maintenance killifish from Colombia — Laimosemion leticia 
by Florian Lahrmann
40     Husbandry and Breeding: Convict-type cichlids of the genus Amatitlania
by Wolfgang Staeck
46     Reportage: An initiative to rescue Profundulus oaxacae
by Víctor Manuel Ortiz Cruz
56     Biotope Aquarium Contest 2021— A window into nature
by Natasha Khardina
66     Reportage Badis pallidus—a rare badid from Bangladesh
by Torsten Kortum
70     Century Species Trigonostigma heteromorpha—the harlequin rasbora
by Friedrich Bitter
74     Notes from the Field — Oryzias eversi, a namesake ricefish from Sulawesi
by Hans-Georg Evers
84     Keeping the Cast — Boom Boom Cheeser from Weird Waters®
by Courtney Tobler

86 Aquarium Calendar — Upcoming events
by Janine Banks
88 Retail Sources
90 Species Snapshots
97 Advertiser Index
98 Underwater Eye

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