Carlos G D Castagna
@carlosgcastagna ↗Monthly Ranking History
January
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February
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March
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Monthly Progress
Species this Month (0)
LC Least ConcernNT Near ThreatenedVU VulnerableEN EndangeredCR Critically Endangered
Data updated daily via WikiAves. Last record: Mar 13, 2026
How does scoring work?
Species with lower occurrence rates or reduced populations are worth more points, encouraging the recording of taxa that are priorities for biodiversity inventories.
Base points per species
1 ptLC
Common species
2 ptsNT/VU
Rare species
3 ptsEN/CR
Threatened species
Bonus (max +2 per month)
+1
1st Record in Brazil
First observer to record any species in the country this month
+1
1st Record in State
First observer to record any species in their state this month